56290232 has 16 divisors (see below), whose sum is σ = 105786000. Its totient is φ = 28080640.

The previous prime is 56290219. The next prime is 56290243. The reversal of 56290232 is 23209265.

It is a super-2 number, since 2×56290232² = 6337180437227648, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56290195 and 56290204.

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, 4244 + ... + 11427.

It is an arithmetic number, because the mean of its divisors is an integer number (6611625).

Almost surely, 2^56290232 is an apocalyptic number.

It is an amenable number.

56290232 is a deficient number, since it is larger than the sum of its proper divisors (49495768).

56290232 is a wasteful number, since it uses less digits than its factorization.

56290232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16126 (or 16122 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 56290232 is about 7502.6816539155. The cubic root of 56290232 is about 383.2460430523.

Adding to 56290232 its reverse (23209265), we get a palindrome (79499497).

The spelling of 56290232 in words is "fifty-six million, two hundred ninety thousand, two hundred thirty-two".