55184925 has 24 divisors (see below), whose sum is σ = 92967264. Its totient is φ = 28874560.

The previous prime is 55184891. The next prime is 55184971. The reversal of 55184925 is 52948155.

It is not a de Polignac number, because 55184925 - 2¹⁹ = 54660637 is a prime.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2967 + ... + 10916.

It is an arithmetic number, because the mean of its divisors is an integer number (3873636).

Almost surely, 2^55184925 is an apocalyptic number.

It is an amenable number.

55184925 is a deficient number, since it is larger than the sum of its proper divisors (37782339).

55184925 is a wasteful number, since it uses less digits than its factorization.

55184925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13949 (or 13944 counting only the distinct ones).

The product of its digits is 72000, while the sum is 39.

The square root of 55184925 is about 7428.6556657312. The cubic root of 55184925 is about 380.7209880566.

The spelling of 55184925 in words is "fifty-five million, one hundred eighty-four thousand, nine hundred twenty-five".