55865976 has 16 divisors (see below), whose sum is σ = 139665000. Its totient is φ = 18621984.

The previous prime is 55865941. The next prime is 55865981. The reversal of 55865976 is 67956855.

55865976 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3 ways as a sum of consecutive naturals, for example, 1163851 + ... + 1163898.

Almost surely, 2^55865976 is an apocalyptic number.

It is an amenable number.

55865976 is an abundant number, since it is smaller than the sum of its proper divisors (83799024).

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

55865976 is a wasteful number, since it uses less digits than its factorization.

55865976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2327758 (or 2327754 counting only the distinct ones).

The product of its digits is 2268000, while the sum is 51.

The square root of 55865976 is about 7474.3545540735. The cubic root of 55865976 is about 382.2807800183.

The spelling of 55865976 in words is "fifty-five million, eight hundred sixty-five thousand, nine hundred seventy-six".