23534256 has 80 divisors (see below), whose sum is σ = 65138688. Its totient is φ = 7296000.

The previous prime is 23534249. The next prime is 23534297. The reversal of 23534256 is 65243532.

It is a super-2 number, since 2×23534256² = 1107722410947072, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123121 + ... + 123311.

Almost surely, 2^23534256 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 23534256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32569344).

23534256 is an abundant number, since it is smaller than the sum of its proper divisors (41604432).

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

23534256 is a wasteful number, since it uses less digits than its factorization.

23534256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370 (or 364 counting only the distinct ones).

The product of its digits is 21600, while the sum is 30.

The square root of 23534256 is about 4851.2118073735. The cubic root of 23534256 is about 286.5718260870.

Adding to 23534256 its reverse (65243532), we get a palindrome (88777788).

The spelling of 23534256 in words is "twenty-three million, five hundred thirty-four thousand, two hundred fifty-six".