656483928 has 32 divisors (see below), whose sum is σ = 1641845760. Its totient is φ = 218743200.

The previous prime is 656483899. The next prime is 656483959. The reversal of 656483928 is 829384656.

It is a super-2 number, since 2×656483928² = 861942295444618368, 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 7 ways as a sum of consecutive naturals, for example, 103653 + ... + 109803.

It is an arithmetic number, because the mean of its divisors is an integer number (51307680).

Almost surely, 2^656483928 is an apocalyptic number.

It is an amenable number.

656483928 is an abundant number, since it is smaller than the sum of its proper divisors (985361832).

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

656483928 is a wasteful number, since it uses less digits than its factorization.

656483928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10607 (or 10603 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 51.

The square root of 656483928 is about 25621.9423151329. The cubic root of 656483928 is about 869.1099048232.

The spelling of 656483928 in words is "six hundred fifty-six million, four hundred eighty-three thousand, nine hundred twenty-eight".