1057078792 has 32 divisors (see below), whose sum is σ = 2471094720. Its totient is φ = 411848640.

The previous prime is 1057078783. The next prime is 1057078811. The reversal of 1057078792 is 2978707501.

It is a super-2 number, since 2×1057078792² = 2234831144992358528, which contains 22 as substring.

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, 857403 + ... + 858634.

It is an arithmetic number, because the mean of its divisors is an integer number (77221710).

Almost surely, 2^1057078792 is an apocalyptic number.

It is an amenable number.

1057078792 is an abundant number, since it is smaller than the sum of its proper divisors (1414015928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1057078792 is a wasteful number, since it uses less digits than its factorization.

1057078792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716061 (or 1716057 counting only the distinct ones).

The product of its (nonzero) digits is 246960, while the sum is 46.

The square root of 1057078792 is about 32512.7481459196. The cubic root of 1057078792 is about 1018.6753251147.

The spelling of 1057078792 in words is "one billion, fifty-seven million, seventy-eight thousand, seven hundred ninety-two".