1057531076 has 96 divisors (see below), whose sum is σ = 2264371200. Its totient is φ = 422446464.

The previous prime is 1057531073. The next prime is 1057531091. The reversal of 1057531076 is 6701357501.

It is a super-2 number, since 2×1057531076² = 2236743953411435552, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1057531073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7097450 + ... + 7097598.

It is an arithmetic number, because the mean of its divisors is an integer number (23587200).

Almost surely, 2^1057531076 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 1057531076, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1132185600).

1057531076 is an abundant number, since it is smaller than the sum of its proper divisors (1206840124).

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

1057531076 is a wasteful number, since it uses less digits than its factorization.

1057531076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393 (or 391 counting only the distinct ones).

The product of its (nonzero) digits is 22050, while the sum is 35.

The square root of 1057531076 is about 32519.7028891717. The cubic root of 1057531076 is about 1018.8205886025.

Adding to 1057531076 its reverse (6701357501), we get a palindrome (7758888577).

The spelling of 1057531076 in words is "one billion, fifty-seven million, five hundred thirty-one thousand, seventy-six".