56645304 has 32 divisors (see below), whose sum is σ = 141807120. Its totient is φ = 18855936.

The previous prime is 56645279. The next prime is 56645341. The reversal of 56645304 is 40354665.

It is a congruent number.

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, 25752 + ... + 27864.

Almost surely, 2^56645304 is an apocalyptic number.

It is an amenable number.

56645304 is an abundant number, since it is smaller than the sum of its proper divisors (85161816).

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

56645304 is a wasteful number, since it uses less digits than its factorization.

56645304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3239 (or 3235 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 56645304 is about 7526.3074611658. The cubic root of 56645304 is about 384.0501779047.

Adding to 56645304 its reverse (40354665), we get a palindrome (96999969).

The spelling of 56645304 in words is "fifty-six million, six hundred forty-five thousand, three hundred four".