556322026 has 16 divisors (see below), whose sum is σ = 915632424. Its totient is φ = 251918784.

The previous prime is 556322021. The next prime is 556322077. The reversal of 556322026 is 620223655.

It can be written as a sum of positive squares in 4 ways, for example, as 477378801 + 78943225 = 21849^2 + 8885^2 .

It is a super-3 number, since 3×556322026³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (556322021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200481 + ... + 203236.

Almost surely, 2^556322026 is an apocalyptic number.

556322026 is a deficient number, since it is larger than the sum of its proper divisors (359310398).

556322026 is a wasteful number, since it uses less digits than its factorization.

556322026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403785.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 556322026 is about 23586.4797288616. The cubic root of 556322026 is about 822.4485734484.

The spelling of 556322026 in words is "five hundred fifty-six million, three hundred twenty-two thousand, twenty-six".