556172234 has 32 divisors (see below), whose sum is σ = 881291136. Its totient is φ = 262906560.

The previous prime is 556172233. The next prime is 556172263. The reversal of 556172234 is 432271655.

It is a junction number, because it is equal to n+sod(n) for n = 556172194 and 556172203.

It is not an unprimeable number, because it can be changed into a prime (556172231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 881099 + ... + 881729.

It is an arithmetic number, because the mean of its divisors is an integer number (27540348).

Almost surely, 2^556172234 is an apocalyptic number.

556172234 is a deficient number, since it is larger than the sum of its proper divisors (325118902).

556172234 is a wasteful number, since it uses less digits than its factorization.

556172234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990.

The product of its digits is 50400, while the sum is 35.

The square root of 556172234 is about 23583.3041366133. The cubic root of 556172234 is about 822.3747509322.

The spelling of 556172234 in words is "five hundred fifty-six million, one hundred seventy-two thousand, two hundred thirty-four".