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13874952 = 2337136353
BaseRepresentation
bin110100111011…
…011100001000
3222002220212010
4310323130020
512022444302
61213215520
7225635520
oct64733410
928086763
1013874952
117917503
1247915a0
132b4a540
141bb2680
15134116c
hexd3b708

13874952 has 64 divisors (see below), whose sum is σ = 42698880. Its totient is φ = 3658752.

The previous prime is 13874947. The next prime is 13874953. The reversal of 13874952 is 25947831.

13874952 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 13874952.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13874953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 993 + ... + 5360.

It is an arithmetic number, because the mean of its divisors is an integer number (667170).

Almost surely, 213874952 is an apocalyptic number.

13874952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13874952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21349440).

13874952 is an abundant number, since it is smaller than the sum of its proper divisors (28823928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13874952 is a wasteful number, since it uses less digits than its factorization.

13874952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6382 (or 6378 counting only the distinct ones).

The product of its digits is 60480, while the sum is 39.

The square root of 13874952 is about 3724.9096633341. The cubic root of 13874952 is about 240.2944995883.

The spelling of 13874952 in words is "thirteen million, eight hundred seventy-four thousand, nine hundred fifty-two".

Divisors: 1 2 3 4 6 7 8 12 13 14 21 24 26 28 39 42 52 56 78 84 91 104 156 168 182 273 312 364 546 728 1092 2184 6353 12706 19059 25412 38118 44471 50824 76236 82589 88942 133413 152472 165178 177884 247767 266826 330356 355768 495534 533652 578123 660712 991068 1067304 1156246 1734369 1982136 2312492 3468738 4624984 6937476 13874952