55185908 has 12 divisors (see below), whose sum is σ = 96674592. Its totient is φ = 27564600.

The previous prime is 55185887. The next prime is 55185913. The reversal of 55185908 is 80958155.

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, 2360 + ... + 10767.

It is an arithmetic number, because the mean of its divisors is an integer number (8056216).

Almost surely, 2^55185908 is an apocalyptic number.

It is an amenable number.

55185908 is a deficient number, since it is larger than the sum of its proper divisors (41488684).

55185908 is a wasteful number, since it uses less digits than its factorization.

55185908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14182 (or 14180 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 41.

The square root of 55185908 is about 7428.7218281478. The cubic root of 55185908 is about 380.7232486166.

The spelling of 55185908 in words is "fifty-five million, one hundred eighty-five thousand, nine hundred eight".