55325625 has 40 divisors (see below), whose sum is σ = 97093920. Its totient is φ = 27936000.

The previous prime is 55325593. The next prime is 55325629. The reversal of 55325625 is 52652355.

It is not a de Polignac number, because 55325625 - 2⁵ = 55325593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55325629) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 34849 + ... + 36401.

It is an arithmetic number, because the mean of its divisors is an integer number (2427348).

Almost surely, 2^55325625 is an apocalyptic number.

It is an amenable number.

55325625 is a deficient number, since it is larger than the sum of its proper divisors (41768295).

55325625 is a wasteful number, since it uses less digits than its factorization.

55325625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1595 (or 1580 counting only the distinct ones).

The product of its digits is 45000, while the sum is 33.

The square root of 55325625 is about 7438.1197220803. The cubic root of 55325625 is about 381.0442767207.

The spelling of 55325625 in words is "fifty-five million, three hundred twenty-five thousand, six hundred twenty-five".