555432222 has 16 divisors (see below), whose sum is σ = 1111170960. Its totient is φ = 185092992.

The previous prime is 555432203. The next prime is 555432287. The reversal of 555432222 is 222234555.

It is a nialpdrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 555432222.

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, 15654 + ... + 36822.

It is an arithmetic number, because the mean of its divisors is an integer number (69448185).

Almost surely, 2^555432222 is an apocalyptic number.

555432222 is an abundant number, since it is smaller than the sum of its proper divisors (555738738).

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

555432222 is a wasteful number, since it uses less digits than its factorization.

555432222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25547.

The product of its digits is 24000, while the sum is 30.

The square root of 555432222 is about 23567.6095945261. The cubic root of 555432222 is about 822.0098536005.

Adding to 555432222 its reverse (222234555), we get a palindrome (777666777).

The spelling of 555432222 in words is "five hundred fifty-five million, four hundred thirty-two thousand, two hundred twenty-two".