1057252 has 24 divisors (see below), whose sum is σ = 2152640. Its totient is φ = 444960.

The previous prime is 1057249. The next prime is 1057271. The reversal of 1057252 is 2527501.

It is a super-2 number, since 2×1057252² = 2235563583008, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1399 + ... + 2017.

2^1057252 is an apocalyptic number.

It is an amenable number.

1057252 is an abundant number, since it is smaller than the sum of its proper divisors (1095388).

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

1057252 is a wasteful number, since it uses less digits than its factorization.

1057252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691 (or 689 counting only the distinct ones).

The product of its (nonzero) digits is 700, while the sum is 22.

The square root of 1057252 is about 1028.2276012635. The cubic root of 1057252 is about 101.8730960538.

The spelling of 1057252 in words is "one million, fifty-seven thousand, two hundred fifty-two".