56982902 has 16 divisors (see below), whose sum is σ = 86339952. Its totient is φ = 28204800.

The previous prime is 56982901. The next prime is 56982931. The reversal of 56982902 is 20928965.

It is a super-2 number, since 2×56982902² = 6494102240683208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56982902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56982901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141902 + ... + 142302.

It is an arithmetic number, because the mean of its divisors is an integer number (5396247).

Almost surely, 2^56982902 is an apocalyptic number.

56982902 is a deficient number, since it is larger than the sum of its proper divisors (29357050).

56982902 is a wasteful number, since it uses less digits than its factorization.

56982902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943.

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 56982902 is about 7548.7020076302. The cubic root of 56982902 is about 384.8116287693.

The spelling of 56982902 in words is "fifty-six million, nine hundred eighty-two thousand, nine hundred two".