55433925 has 36 divisors (see below), whose sum is σ = 104522080. Its totient is φ = 28006560.

The previous prime is 55433909. The next prime is 55433947. The reversal of 55433925 is 52933455.

It is not a de Polignac number, because 55433925 - 2⁴ = 55433909 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 55433925.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2209 + ... + 10758.

Almost surely, 2^55433925 is an apocalyptic number.

It is an amenable number.

55433925 is a deficient number, since it is larger than the sum of its proper divisors (49088155).

55433925 is a wasteful number, since it uses less digits than its factorization.

55433925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13002 (or 12994 counting only the distinct ones).

The product of its digits is 81000, while the sum is 36.

The square root of 55433925 is about 7445.3962285428. The cubic root of 55433925 is about 381.2927462596.

The spelling of 55433925 in words is "fifty-five million, four hundred thirty-three thousand, nine hundred twenty-five".