555240232 has 16 divisors (see below), whose sum is σ = 1041333300. Its totient is φ = 277551360.

The previous prime is 555240221. The next prime is 555240233. The reversal of 555240232 is 232042555.

It can be written as a sum of positive squares in 2 ways, for example, as 390220516 + 165019716 = 19754^2 + 12846^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 555240232.

It is not an unprimeable number, because it can be changed into a prime (555240233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46494 + ... + 57202.

Almost surely, 2^555240232 is an apocalyptic number.

It is an amenable number.

555240232 is a deficient number, since it is larger than the sum of its proper divisors (486093068).

555240232 is a wasteful number, since it uses less digits than its factorization.

555240232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17196 (or 17192 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 555240232 is about 23563.5360674072. The cubic root of 555240232 is about 821.9151310567.

Adding to 555240232 its reverse (232042555), we get a palindrome (787282787).

The spelling of 555240232 in words is "five hundred fifty-five million, two hundred forty thousand, two hundred thirty-two".