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53226492 = 223112691499
BaseRepresentation
bin1100101100001…
…0101111111100
310201011012000120
43023002233330
5102111221432
65140454540
71214263164
oct313025774
9121135016
1053226492
1128054940
12159aa450
13b047b87
1470d75a4
154a15c2c
hex32c2bfc

53226492 has 48 divisors (see below), whose sum is σ = 136080000. Its totient is φ = 16058560.

The previous prime is 53226491. The next prime is 53226493. The reversal of 53226492 is 29462235.

It is an interprime number because it is at equal distance from previous prime (53226491) and next prime (53226493).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53226491) 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, 34759 + ... + 36257.

It is an arithmetic number, because the mean of its divisors is an integer number (2835000).

Almost surely, 253226492 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 53226492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68040000).

53226492 is an abundant number, since it is smaller than the sum of its proper divisors (82853508).

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

53226492 is a wasteful number, since it uses less digits than its factorization.

53226492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1786 (or 1784 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 53226492 is about 7295.6488402335. The cubic root of 53226492 is about 376.1628896616.

The spelling of 53226492 in words is "fifty-three million, two hundred twenty-six thousand, four hundred ninety-two".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 269 538 807 1076 1499 1614 2959 2998 3228 4497 5918 5996 8877 8994 11836 16489 17754 17988 32978 35508 49467 65956 98934 197868 403231 806462 1209693 1612924 2419386 4435541 4838772 8871082 13306623 17742164 26613246 53226492