1057465522 has 8 divisors (see below), whose sum is σ = 1624886172. Its totient is φ = 515836800.

The previous prime is 1057465511. The next prime is 1057465523. The reversal of 1057465522 is 2255647501.

It can be written as a sum of positive squares in 2 ways, for example, as 1049176881 + 8288641 = 32391^2 + 2879^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1057465522² = 2236466660437464968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1057465523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6447879 + ... + 6448042.

Almost surely, 2^1057465522 is an apocalyptic number.

1057465522 is a deficient number, since it is larger than the sum of its proper divisors (567420650).

1057465522 is a wasteful number, since it uses less digits than its factorization.

1057465522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12895964.

The product of its (nonzero) digits is 84000, while the sum is 37.

The square root of 1057465522 is about 32518.6949615141. The cubic root of 1057465522 is about 1018.7995366932.

The spelling of 1057465522 in words is "one billion, fifty-seven million, four hundred sixty-five thousand, five hundred twenty-two".