55850992 has 20 divisors (see below), whose sum is σ = 112916880. Its totient is φ = 26711168.

The previous prime is 55850953. The next prime is 55851007. The reversal of 55850992 is 29905855.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75517 + ... + 76252.

It is an arithmetic number, because the mean of its divisors is an integer number (5645844).

Almost surely, 2^55850992 is an apocalyptic number.

It is an amenable number.

55850992 is an abundant number, since it is smaller than the sum of its proper divisors (57065888).

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

55850992 is a wasteful number, since it uses less digits than its factorization.

55850992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151800 (or 151794 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 43.

The square root of 55850992 is about 7473.3521260543. The cubic root of 55850992 is about 382.2465993607.

The spelling of 55850992 in words is "fifty-five million, eight hundred fifty thousand, nine hundred ninety-two".