556274403 has 12 divisors (see below), whose sum is σ = 804063000. Its totient is φ = 370593216.

The previous prime is 556274377. The next prime is 556274431. The reversal of 556274403 is 304472655.

It is not a de Polignac number, because 556274403 - 2⁹ = 556273891 is a prime.

It is a super-2 number, since 2×556274403² = 618882422866012818, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (556274003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7126 + ... + 34107.

It is an arithmetic number, because the mean of its divisors is an integer number (67005250).

Almost surely, 2^556274403 is an apocalyptic number.

556274403 is a deficient number, since it is larger than the sum of its proper divisors (247788597).

556274403 is a wasteful number, since it uses less digits than its factorization.

556274403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42738 (or 42735 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The square root of 556274403 is about 23585.4701670329. The cubic root of 556274403 is about 822.4251046754.

The spelling of 556274403 in words is "five hundred fifty-six million, two hundred seventy-four thousand, four hundred three".