556791434 has 24 divisors (see below), whose sum is σ = 884112768. Its totient is φ = 262573920.

The previous prime is 556791419. The next prime is 556791457. The reversal of 556791434 is 434197655.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1218134 + ... + 1218590.

It is an arithmetic number, because the mean of its divisors is an integer number (36838032).

Almost surely, 2^556791434 is an apocalyptic number.

556791434 is a deficient number, since it is larger than the sum of its proper divisors (327321334).

556791434 is an equidigital number, since it uses as much as digits as its factorization.

556791434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990 (or 533 counting only the distinct ones).

The product of its digits is 453600, while the sum is 44.

The square root of 556791434 is about 23596.4284161820. The cubic root of 556791434 is about 822.6798276440.

The spelling of 556791434 in words is "five hundred fifty-six million, seven hundred ninety-one thousand, four hundred thirty-four".