55076992 has 16 divisors (see below), whose sum is σ = 109723950. Its totient is φ = 27538432.

The previous prime is 55076977. The next prime is 55076999. The reversal of 55076992 is 29967055.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 54523456 + 553536 = 7384^2 + 744^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is not an unprimeable number, because it can be changed into a prime (55076999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215017 + ... + 215272.

Almost surely, 2^55076992 is an apocalyptic number.

It is an amenable number.

55076992 is a deficient number, since it is larger than the sum of its proper divisors (54646958).

55076992 is an equidigital number, since it uses as much as digits as its factorization.

55076992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430303 (or 430291 counting only the distinct ones).

The product of its (nonzero) digits is 170100, while the sum is 43.

The square root of 55076992 is about 7421.3874713560. The cubic root of 55076992 is about 380.4726160141.

The spelling of 55076992 in words is "fifty-five million, seventy-six thousand, nine hundred ninety-two".