557577472 has 18 divisors (see below), whose sum is σ = 1112977418. Its totient is φ = 278788608.

The previous prime is 557577467. The next prime is 557577479. The reversal of 557577472 is 274775755.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 467251456 + 90326016 = 21616^2 + 9504^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557577479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1088763 + ... + 1089274.

Almost surely, 2^557577472 is an apocalyptic number.

It is an amenable number.

557577472 is a deficient number, since it is larger than the sum of its proper divisors (555399946).

557577472 is an equidigital number, since it uses as much as digits as its factorization.

557577472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2178053 (or 2178039 counting only the distinct ones).

The product of its digits is 2401000, while the sum is 49.

The square root of 557577472 is about 23613.0784100676. The cubic root of 557577472 is about 823.0667789653.

The spelling of 557577472 in words is "five hundred fifty-seven million, five hundred seventy-seven thousand, four hundred seventy-two".