555204225 has 48 divisors (see below), whose sum is σ = 973548800. Its totient is φ = 278406720.

The previous prime is 555204211. The next prime is 555204227. The reversal of 555204225 is 522402555.

It is not a de Polignac number, because 555204225 - 2⁵ = 555204193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 555204192 and 555204201.

It is not an unprimeable number, because it can be changed into a prime (555204227) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 196674 + ... + 199476.

Almost surely, 2^555204225 is an apocalyptic number.

It is an amenable number.

555204225 is a deficient number, since it is larger than the sum of its proper divisors (418344575).

555204225 is a wasteful number, since it uses less digits than its factorization.

555204225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2974 (or 2969 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 30.

The square root of 555204225 is about 23562.7720143450. The cubic root of 555204225 is about 821.8973637695.

The spelling of 555204225 in words is "five hundred fifty-five million, two hundred four thousand, two hundred twenty-five".