54455625 has 80 divisors (see below), whose sum is σ = 115463040. Its totient is φ = 24840000.

The previous prime is 54455603. The next prime is 54455627. The reversal of 54455625 is 52655445.

54455625 is a `hidden beast` number, since 54 + 45 + 562 + 5 = 666.

It is not a de Polignac number, because 54455625 - 2⁷ = 54455497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54455625.

It is not an unprimeable number, because it can be changed into a prime (54455627) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 117895 + ... + 118355.

It is an arithmetic number, because the mean of its divisors is an integer number (1443288).

Almost surely, 2^54455625 is an apocalyptic number.

It is an amenable number.

54455625 is an abundant number, since it is smaller than the sum of its proper divisors (61007415).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54455625 is an equidigital number, since it uses as much as digits as its factorization.

54455625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497 (or 476 counting only the distinct ones).

The product of its digits is 120000, while the sum is 36.

The square root of 54455625 is about 7379.4054638568. The cubic root of 54455625 is about 379.0363974392.

It can be divided in two parts, 544 and 55625, that added together give a square (56169 = 237²).

The spelling of 54455625 in words is "fifty-four million, four hundred fifty-five thousand, six hundred twenty-five".