555225424 has 40 divisors (see below), whose sum is σ = 1160128872. Its totient is φ = 255897600.

The previous prime is 555225413. The next prime is 555225431. The reversal of 555225424 is 424522555.

It can be written as a sum of positive squares in 4 ways, for example, as 14197824 + 541027600 = 3768^2 + 23260^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 555225424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196824 + ... + 199624.

Almost surely, 2^555225424 is an apocalyptic number.

It is an amenable number.

555225424 is an abundant number, since it is smaller than the sum of its proper divisors (604903448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

555225424 is a wasteful number, since it uses less digits than its factorization.

555225424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3775 (or 3769 counting only the distinct ones).

The product of its digits is 80000, while the sum is 34.

The square root of 555225424 is about 23563.2218510118. The cubic root of 555225424 is about 821.9078242930.

Adding to 555225424 its reverse (424522555), we get a palindrome (979747979).

It can be divided in two parts, 5552 and 25424, that added together give a square (30976 = 176²).

The spelling of 555225424 in words is "five hundred fifty-five million, two hundred twenty-five thousand, four hundred twenty-four".