1057338404 has 6 divisors (see below), whose sum is σ = 1850342214. Its totient is φ = 528669200.

The previous prime is 1057338379. The next prime is 1057338413. The reversal of 1057338404 is 4048337501.

It can be written as a sum of positive squares in only one way, i.e., 584188900 + 473149504 = 24170^2 + 21752^2 .

It is a super-2 number, since 2×1057338404² = 2235929001146534432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132167297 + ... + 132167304.

It is an arithmetic number, because the mean of its divisors is an integer number (308390369).

Almost surely, 2^1057338404 is an apocalyptic number.

It is an amenable number.

1057338404 is a deficient number, since it is larger than the sum of its proper divisors (793003810).

1057338404 is a wasteful number, since it uses less digits than its factorization.

1057338404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264334605 (or 264334603 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 1057338404 is about 32516.7403655409. The cubic root of 1057338404 is about 1018.7587117375.

The spelling of 1057338404 in words is "one billion, fifty-seven million, three hundred thirty-eight thousand, four hundred four".