55596225 has 12 divisors (see below), whose sum is σ = 91919216. Its totient is φ = 29651280.

The previous prime is 55596209. The next prime is 55596227. The reversal of 55596225 is 52269555.

It is not a de Polignac number, because 55596225 - 2⁴ = 55596209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55596227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 370567 + ... + 370716.

Almost surely, 2^55596225 is an apocalyptic number.

It is an amenable number.

55596225 is a deficient number, since it is larger than the sum of its proper divisors (36322991).

55596225 is a wasteful number, since it uses less digits than its factorization.

55596225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741296 (or 741291 counting only the distinct ones).

The product of its digits is 135000, while the sum is 39.

The square root of 55596225 is about 7456.2876151608. The cubic root of 55596225 is about 381.6645012579.

The spelling of 55596225 in words is "fifty-five million, five hundred ninety-six thousand, two hundred twenty-five".