56356984 has 8 divisors (see below), whose sum is σ = 105669360. Its totient is φ = 28178488.

The previous prime is 56356981. The next prime is 56356987. The reversal of 56356984 is 48965365.

It is an interprime number because it is at equal distance from previous prime (56356981) and next prime (56356987).

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×56356984² = 6352219291152512, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56356981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3522304 + ... + 3522319.

It is an arithmetic number, because the mean of its divisors is an integer number (13208670).

Almost surely, 2^56356984 is an apocalyptic number.

It is an amenable number.

56356984 is a deficient number, since it is larger than the sum of its proper divisors (49312376).

56356984 is a wasteful number, since it uses less digits than its factorization.

56356984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7044629 (or 7044625 counting only the distinct ones).

The product of its digits is 777600, while the sum is 46.

The square root of 56356984 is about 7507.1288786060. The cubic root of 56356984 is about 383.3974745012.

The spelling of 56356984 in words is "fifty-six million, three hundred fifty-six thousand, nine hundred eighty-four".