556939194 has 48 divisors (see below), whose sum is σ = 1314035136. Its totient is φ = 156878400.

The previous prime is 556939183. The next prime is 556939217. The reversal of 556939194 is 491939655.

556939194 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7534 + ... + 34214.

It is an arithmetic number, because the mean of its divisors is an integer number (27375732).

Almost surely, 2^556939194 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 556939194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (657017568).

556939194 is an abundant number, since it is smaller than the sum of its proper divisors (757095942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

556939194 is a wasteful number, since it uses less digits than its factorization.

556939194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26771 (or 26764 counting only the distinct ones).

The product of its digits is 1312200, while the sum is 51.

The square root of 556939194 is about 23599.5591907985. The cubic root of 556939194 is about 822.7525948194.

The spelling of 556939194 in words is "five hundred fifty-six million, nine hundred thirty-nine thousand, one hundred ninety-four".