55492044 has 24 divisors (see below), whose sum is σ = 129611328. Its totient is φ = 18478800.

The previous prime is 55492001. The next prime is 55492061. The reversal of 55492044 is 44029455.

It is a super-4 number, since 4×55492044⁴ (a number of 32 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55491996 and 55492014.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15819 + ... + 19005.

It is an arithmetic number, because the mean of its divisors is an integer number (5400472).

Almost surely, 2^55492044 is an apocalyptic number.

It is an amenable number.

55492044 is an abundant number, since it is smaller than the sum of its proper divisors (74119284).

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

55492044 is a wasteful number, since it uses less digits than its factorization.

55492044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4645 (or 4643 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 55492044 is about 7449.2982219804. The cubic root of 55492044 is about 381.4259535754.

The spelling of 55492044 in words is "fifty-five million, four hundred ninety-two thousand, forty-four".