1057745792 has 48 divisors (see below), whose sum is σ = 2177649000. Its totient is φ = 511752960.

The previous prime is 1057745779. The next prime is 1057745803. The reversal of 1057745792 is 2975477501.

It is a super-2 number, since 2×1057745792² = 2237652320987414528, 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 5 ways as a sum of consecutive naturals, for example, 118709 + ... + 127307.

Almost surely, 2^1057745792 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1057745792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1088824500).

1057745792 is an abundant number, since it is smaller than the sum of its proper divisors (1119903208).

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

1057745792 is an frugal number, since it uses more digits than its factorization.

1057745792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8675 (or 8632 counting only the distinct ones).

The product of its (nonzero) digits is 617400, while the sum is 47.

The square root of 1057745792 is about 32523.0040432922. The cubic root of 1057745792 is about 1018.8895360730.

The spelling of 1057745792 in words is "one billion, fifty-seven million, seven hundred forty-five thousand, seven hundred ninety-two".