23475856 has 10 divisors (see below), whose sum is σ = 45484502. Its totient is φ = 11737920.

The previous prime is 23475841. The next prime is 23475857. The reversal of 23475856 is 65857432.

It can be written as a sum of positive squares in only one way, i.e., 17305600 + 6170256 = 4160^2 + 2484^2 .

It is a super-2 number, since 2×23475856² = 1102231629865472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23475857) 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 as a sum of consecutive naturals, namely, 733605 + ... + 733636.

Almost surely, 2^23475856 is an apocalyptic number.

It is an amenable number.

23475856 is a deficient number, since it is larger than the sum of its proper divisors (22008646).

23475856 is a wasteful number, since it uses less digits than its factorization.

23475856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1467249 (or 1467243 counting only the distinct ones).

The product of its digits is 201600, while the sum is 40.

The square root of 23475856 is about 4845.1889540038. The cubic root of 23475856 is about 286.3345881222.

The spelling of 23475856 in words is "twenty-three million, four hundred seventy-five thousand, eight hundred fifty-six".