557456234 has 4 divisors (see below), whose sum is σ = 836184354. Its totient is φ = 278728116.

The previous prime is 557456227. The next prime is 557456239. The reversal of 557456234 is 432654755.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 455950609 + 101505625 = 21353^2 + 10075^2 .

It is a junction number, because it is equal to n+sod(n) for n = 557456191 and 557456200.

It is not an unprimeable number, because it can be changed into a prime (557456239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139364057 + ... + 139364060.

Almost surely, 2^557456234 is an apocalyptic number.

557456234 is a deficient number, since it is larger than the sum of its proper divisors (278728120).

557456234 is a wasteful number, since it uses less digits than its factorization.

557456234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278728119.

The product of its digits is 504000, while the sum is 41.

The square root of 557456234 is about 23610.5110914609. The cubic root of 557456234 is about 823.0071195706.

The spelling of 557456234 in words is "five hundred fifty-seven million, four hundred fifty-six thousand, two hundred thirty-four".