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14672868 = 2237374721
BaseRepresentation
bin110111111110…
…001111100100
31000121110101120
4313332033210
512224012433
61242253540
7235501020
oct67761744
930543346
1014672868
118311a41
124ab72b0
133069792
141d3d380
15144c7b3
hexdfe3e4

14672868 has 48 divisors (see below), whose sum is σ = 40193664. Its totient is φ = 4078080.

The previous prime is 14672863. The next prime is 14672893. The reversal of 14672868 is 86827641.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (14672863) 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, 748 + ... + 5468.

It is an arithmetic number, because the mean of its divisors is an integer number (837368).

Almost surely, 214672868 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14672868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20096832).

14672868 is an abundant number, since it is smaller than the sum of its proper divisors (25520796).

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

14672868 is a wasteful number, since it uses less digits than its factorization.

14672868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4772 (or 4770 counting only the distinct ones).

The product of its digits is 129024, while the sum is 42.

The square root of 14672868 is about 3830.5179806392. The cubic root of 14672868 is about 244.8151764482.

The spelling of 14672868 in words is "fourteen million, six hundred seventy-two thousand, eight hundred sixty-eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 37 42 74 84 111 148 222 259 444 518 777 1036 1554 3108 4721 9442 14163 18884 28326 33047 56652 66094 99141 132188 174677 198282 349354 396564 524031 698708 1048062 1222739 2096124 2445478 3668217 4890956 7336434 14672868