1057495844 has 24 divisors (see below), whose sum is σ = 1956632160. Its totient is φ = 498704256.

The previous prime is 1057495837. The next prime is 1057495847. The reversal of 1057495844 is 4485947501.

It is a happy number.

It is a super-2 number, since 2×1057495844² = 2236594920154544672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1057495847) 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 7 ways as a sum of consecutive naturals, for example, 13397 + ... + 47900.

It is an arithmetic number, because the mean of its divisors is an integer number (81526340).

Almost surely, 2^1057495844 is an apocalyptic number.

It is an amenable number.

1057495844 is a deficient number, since it is larger than the sum of its proper divisors (899136316).

1057495844 is a wasteful number, since it uses less digits than its factorization.

1057495844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61547 (or 61545 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 47.

The square root of 1057495844 is about 32519.1611822937. The cubic root of 1057495844 is about 1018.8092743611.

The spelling of 1057495844 in words is "one billion, fifty-seven million, four hundred ninety-five thousand, eight hundred forty-four".