56976550 has 12 divisors (see below), whose sum is σ = 105976476. Its totient is φ = 22790600.

The previous prime is 56976527. The next prime is 56976653. The reversal of 56976550 is 5567965.

56976550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 56976497 and 56976506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 569716 + ... + 569815.

It is an arithmetic number, because the mean of its divisors is an integer number (8831373).

Almost surely, 2^56976550 is an apocalyptic number.

56976550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

56976550 is a deficient number, since it is larger than the sum of its proper divisors (48999926).

56976550 is a wasteful number, since it uses less digits than its factorization.

56976550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139543 (or 1139538 counting only the distinct ones).

The product of its (nonzero) digits is 283500, while the sum is 43.

The square root of 56976550 is about 7548.2812613204. The cubic root of 56976550 is about 384.7973296596.

The spelling of 56976550 in words is "fifty-six million, nine hundred seventy-six thousand, five hundred fifty".