557061836 has 12 divisors (see below), whose sum is σ = 1026166680. Its totient is φ = 263871360.

The previous prime is 557061833. The next prime is 557061871. The reversal of 557061836 is 638160755.

It is a junction number, because it is equal to n+sod(n) for n = 557061793 and 557061802.

It is not an unprimeable number, because it can be changed into a prime (557061833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3664805 + ... + 3664956.

It is an arithmetic number, because the mean of its divisors is an integer number (85513890).

Almost surely, 2^557061836 is an apocalyptic number.

It is an amenable number.

557061836 is a deficient number, since it is larger than the sum of its proper divisors (469104844).

557061836 is a wasteful number, since it uses less digits than its factorization.

557061836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7329784 (or 7329782 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 41.

The square root of 557061836 is about 23602.1574437592. The cubic root of 557061836 is about 822.8129823920.

The spelling of 557061836 in words is "five hundred fifty-seven million, sixty-one thousand, eight hundred thirty-six".