23749056 has 42 divisors (see below), whose sum is σ = 68074032. Its totient is φ = 7916160.

The previous prime is 23749043. The next prime is 23749091. The reversal of 23749056 is 65094732.

It is a super-2 number, since 2×23749056² = 1128035321782272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 23749056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20040 + ... + 21191.

Almost surely, 2^23749056 is an apocalyptic number.

It is an amenable number.

23749056 is an abundant number, since it is smaller than the sum of its proper divisors (44324976).

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

23749056 is a wasteful number, since it uses less digits than its factorization.

23749056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41249 (or 41236 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 23749056 is about 4873.3003190856. The cubic root of 23749056 is about 287.4410455046.

The spelling of 23749056 in words is "twenty-three million, seven hundred forty-nine thousand, fifty-six".