1057582894 has 16 divisors (see below), whose sum is σ = 1592791200. Its totient is φ = 526657824.

The previous prime is 1057582859. The next prime is 1057582927. The reversal of 1057582894 is 4982857501.

It is a happy number.

It is a super-2 number, since 2×1057582894² = 2236963155362830472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 739372 + ... + 740800.

It is an arithmetic number, because the mean of its divisors is an integer number (99549450).

Almost surely, 2^1057582894 is an apocalyptic number.

1057582894 is a deficient number, since it is larger than the sum of its proper divisors (535208306).

1057582894 is a wasteful number, since it uses less digits than its factorization.

1057582894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2667.

The product of its (nonzero) digits is 806400, while the sum is 49.

The square root of 1057582894 is about 32520.4995964084. The cubic root of 1057582894 is about 1018.8372287386.

The spelling of 1057582894 in words is "one billion, fifty-seven million, five hundred eighty-two thousand, eight hundred ninety-four".