52243904 has 28 divisors (see below), whose sum is σ = 104013000. Its totient is φ = 26035968.

The previous prime is 52243847. The next prime is 52243921. The reversal of 52243904 is 40934225.

It is a super-2 number, since 2×52243904² = 5458851010322432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21167 + ... + 23505.

It is an arithmetic number, because the mean of its divisors is an integer number (3714750).

Almost surely, 2^52243904 is an apocalyptic number.

It is an amenable number.

52243904 is a deficient number, since it is larger than the sum of its proper divisors (51769096).

52243904 is a wasteful number, since it uses less digits than its factorization.

52243904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2700 (or 2690 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 52243904 is about 7227.9944659636. The cubic root of 52243904 is about 373.8337789766.

The spelling of 52243904 in words is "fifty-two million, two hundred forty-three thousand, nine hundred four".