23256136 has 32 divisors (see below), whose sum is σ = 46414080. Its totient is φ = 10886400.

The previous prime is 23256127. The next prime is 23256137. The reversal of 23256136 is 63165232.

23256136 = T₂₇₀ + T₂₇₁ + ... + T₅₄₁.

It is not an unprimeable number, because it can be changed into a prime (23256137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36541 + ... + 37171.

It is an arithmetic number, because the mean of its divisors is an integer number (1450440).

Almost surely, 2^23256136 is an apocalyptic number.

It is an amenable number.

23256136 is a deficient number, since it is larger than the sum of its proper divisors (23157944).

23256136 is a wasteful number, since it uses less digits than its factorization.

23256136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925 (or 921 counting only the distinct ones).

The product of its digits is 6480, while the sum is 28.

The square root of 23256136 is about 4822.4616120815. The cubic root of 23256136 is about 285.4384796538.

The spelling of 23256136 in words is "twenty-three million, two hundred fifty-six thousand, one hundred thirty-six".