23542056 has 32 divisors (see below), whose sum is σ = 65395200. Its totient is φ = 7847280.

The previous prime is 23542039. The next prime is 23542063. The reversal of 23542056 is 65024532.

23542056 is a `hidden beast` number, since 235 + 420 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54280 + ... + 54711.

It is an arithmetic number, because the mean of its divisors is an integer number (2043600).

Almost surely, 2^23542056 is an apocalyptic number.

It is an amenable number.

23542056 is an abundant number, since it is smaller than the sum of its proper divisors (41853144).

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

23542056 is a wasteful number, since it uses less digits than its factorization.

23542056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109006 (or 108996 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 23542056 is about 4852.0156636186. The cubic root of 23542056 is about 286.6034822586.

Adding to 23542056 its reverse (65024532), we get a palindrome (88566588).

The spelling of 23542056 in words is "twenty-three million, five hundred forty-two thousand, fifty-six".