1057940676 has 135 divisors (see below), whose sum is σ = 3016474461. Its totient is φ = 323178336.

The previous prime is 1057940633. The next prime is 1057940693. The reversal of 1057940676 is 6760497501.

It is a happy number.

The square root of 1057940676 is 32526.

It is a perfect power (a square), and thus also a powerful number.

1057940676 is a `hidden beast` number, since 1 + 0 + 579 + 4 + 0 + 6 + 76 = 666.

It can be written as a sum of positive squares in only one way, i.e., 156500100 + 901440576 = 12510^2 + 30024^2 .

It is a super-2 number, since 2×1057940676² = 2238476947870673952, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 7611015 + ... + 7611153.

Almost surely, 2^1057940676 is an apocalyptic number.

1057940676 is the 32526-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1057940676

1057940676 is an abundant number, since it is smaller than the sum of its proper divisors (1958533785).

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

1057940676 is a wasteful number, since it uses less digits than its factorization.

1057940676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320 (or 157 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The cubic root of 1057940676 is about 1018.9521072113.

The spelling of 1057940676 in words is "one billion, fifty-seven million, nine hundred forty thousand, six hundred seventy-six".