556748222 has 16 divisors (see below), whose sum is σ = 888958800. Its totient is φ = 260758080.

The previous prime is 556748221. The next prime is 556748233. The reversal of 556748222 is 222847655.

It is a super-2 number, since 2×556748222² = 619937165400322568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 556748222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556748221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78929 + ... + 85692.

It is an arithmetic number, because the mean of its divisors is an integer number (55559925).

Almost surely, 2^556748222 is an apocalyptic number.

556748222 is a deficient number, since it is larger than the sum of its proper divisors (332210578).

556748222 is a wasteful number, since it uses less digits than its factorization.

556748222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164731.

The product of its digits is 268800, while the sum is 41.

The square root of 556748222 is about 23595.5127513686. The cubic root of 556748222 is about 822.6585446535.

The spelling of 556748222 in words is "five hundred fifty-six million, seven hundred forty-eight thousand, two hundred twenty-two".