557744452 has 6 divisors (see below), whose sum is σ = 976052798. Its totient is φ = 278872224.

The previous prime is 557744437. The next prime is 557744461. The reversal of 557744452 is 254447755.

It can be written as a sum of positive squares in only one way, i.e., 283046976 + 274697476 = 16824^2 + 16574^2 .

It is a super-2 number, since 2×557744452² = 622157747473560608, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 557744399 and 557744408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69718053 + ... + 69718060.

Almost surely, 2^557744452 is an apocalyptic number.

It is an amenable number.

557744452 is a deficient number, since it is larger than the sum of its proper divisors (418308346).

557744452 is a wasteful number, since it uses less digits than its factorization.

557744452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139436117 (or 139436115 counting only the distinct ones).

The product of its digits is 784000, while the sum is 43.

The square root of 557744452 is about 23616.6138978474. The cubic root of 557744452 is about 823.1489331534.

The spelling of 557744452 in words is "five hundred fifty-seven million, seven hundred forty-four thousand, four hundred fifty-two".