55262225 has 12 divisors (see below), whose sum is σ = 68983680. Its totient is φ = 43914000.

The previous prime is 55262209. The next prime is 55262231. The reversal of 55262225 is 52226255.

It is not a de Polignac number, because 55262225 - 2⁴ = 55262209 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3545 + ... + 11094.

It is an arithmetic number, because the mean of its divisors is an integer number (5748640).

Almost surely, 2^55262225 is an apocalyptic number.

It is an amenable number.

55262225 is a deficient number, since it is larger than the sum of its proper divisors (13721455).

55262225 is a wasteful number, since it uses less digits than its factorization.

55262225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14800 (or 14795 counting only the distinct ones).

The product of its digits is 12000, while the sum is 29.

The square root of 55262225 is about 7433.8566706656. The cubic root of 55262225 is about 380.8986694426.

The spelling of 55262225 in words is "fifty-five million, two hundred sixty-two thousand, two hundred twenty-five".