55244625 has 16 divisors (see below), whose sum is σ = 91927680. Its totient is φ = 29463600.

The previous prime is 55244593. The next prime is 55244627. The reversal of 55244625 is 52644255.

It is not a de Polignac number, because 55244625 - 2⁵ = 55244593 is a prime.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55244627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73285 + ... + 74034.

It is an arithmetic number, because the mean of its divisors is an integer number (5745480).

Almost surely, 2^55244625 is an apocalyptic number.

It is an amenable number.

55244625 is a deficient number, since it is larger than the sum of its proper divisors (36683055).

55244625 is a wasteful number, since it uses less digits than its factorization.

55244625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147337 (or 147327 counting only the distinct ones).

The product of its digits is 48000, while the sum is 33.

The square root of 55244625 is about 7432.6728032384. The cubic root of 55244625 is about 380.8582287474.

The spelling of 55244625 in words is "fifty-five million, two hundred forty-four thousand, six hundred twenty-five".