55558492 has 12 divisors (see below), whose sum is σ = 106066296. Its totient is φ = 25253840.

The previous prime is 55558483. The next prime is 55558513. The reversal of 55558492 is 29485555.

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, 631303 + ... + 631390.

It is an arithmetic number, because the mean of its divisors is an integer number (8838858).

Almost surely, 2^55558492 is an apocalyptic number.

It is an amenable number.

55558492 is a deficient number, since it is larger than the sum of its proper divisors (50507804).

55558492 is a wasteful number, since it uses less digits than its factorization.

55558492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262708 (or 1262706 counting only the distinct ones).

The product of its digits is 360000, while the sum is 43.

The square root of 55558492 is about 7453.7569050781. The cubic root of 55558492 is about 381.5781368456.

The spelling of 55558492 in words is "fifty-five million, five hundred fifty-eight thousand, four hundred ninety-two".