55582976 has 18 divisors (see below), whose sum is σ = 110949342. Its totient is φ = 27791360.

The previous prime is 55582963. The next prime is 55583029. The reversal of 55582976 is 67928555.

It can be written as a sum of positive squares in only one way, i.e., 40960000 + 14622976 = 6400^2 + 3824^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 55582976.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108305 + ... + 108816.

Almost surely, 2^55582976 is an apocalyptic number.

It is an amenable number.

55582976 is a deficient number, since it is larger than the sum of its proper divisors (55366366).

55582976 is an equidigital number, since it uses as much as digits as its factorization.

55582976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217137 (or 217123 counting only the distinct ones).

The product of its digits is 756000, while the sum is 47.

The square root of 55582976 is about 7455.3991174182. The cubic root of 55582976 is about 381.6341810056.

The spelling of 55582976 in words is "fifty-five million, five hundred eighty-two thousand, nine hundred seventy-six".