555572225 has 12 divisors (see below), whose sum is σ = 741903036. Its totient is φ = 410268480.

The previous prime is 555572221. The next prime is 555572233. The reversal of 555572225 is 522275555.

It can be written as a sum of positive squares in 6 ways, for example, as 2334784 + 553237441 = 1528^2 + 23521^2 .

It is not a de Polignac number, because 555572225 - 2² = 555572221 is a prime.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (555572221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 854402 + ... + 855051.

It is an arithmetic number, because the mean of its divisors is an integer number (61825253).

Almost surely, 2^555572225 is an apocalyptic number.

It is an amenable number.

555572225 is a deficient number, since it is larger than the sum of its proper divisors (186330811).

555572225 is a wasteful number, since it uses less digits than its factorization.

555572225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1709476 (or 1709471 counting only the distinct ones).

The product of its digits is 175000, while the sum is 38.

The square root of 555572225 is about 23570.5796492152. The cubic root of 555572225 is about 822.0789134383.

The spelling of 555572225 in words is "five hundred fifty-five million, five hundred seventy-two thousand, two hundred twenty-five".