56798970 has 16 divisors (see below), whose sum is σ = 136317600. Its totient is φ = 15146384.

The previous prime is 56798957. The next prime is 56798971. The reversal of 56798970 is 7989765.

It is a super-2 number, since 2×56798970² = 6452245986121800, which contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (56798971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 946620 + ... + 946679.

It is an arithmetic number, because the mean of its divisors is an integer number (8519850).

Almost surely, 2^56798970 is an apocalyptic number.

56798970 is an abundant number, since it is smaller than the sum of its proper divisors (79518630).

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

56798970 is a wasteful number, since it uses less digits than its factorization.

56798970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1893309.

The product of its (nonzero) digits is 952560, while the sum is 51.

The square root of 56798970 is about 7536.5091388520. The cubic root of 56798970 is about 384.3971449995.

The spelling of 56798970 in words is "fifty-six million, seven hundred ninety-eight thousand, nine hundred seventy".