556444322 has 16 divisors (see below), whose sum is σ = 954581760. Its totient is φ = 238306848.

The previous prime is 556444319. The next prime is 556444351. The reversal of 556444322 is 223444655.

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, 7454 + ... + 34182.

It is an arithmetic number, because the mean of its divisors is an integer number (59661360).

Almost surely, 2^556444322 is an apocalyptic number.

556444322 is a deficient number, since it is larger than the sum of its proper divisors (398137438).

556444322 is a wasteful number, since it uses less digits than its factorization.

556444322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28225.

The product of its digits is 115200, while the sum is 35.

The square root of 556444322 is about 23589.0720885753. The cubic root of 556444322 is about 822.5088351893.

Adding to 556444322 its reverse (223444655), we get a palindrome (779888977).

The spelling of 556444322 in words is "five hundred fifty-six million, four hundred forty-four thousand, three hundred twenty-two".