1057972 has 12 divisors (see below), whose sum is σ = 1894816. Its totient is φ = 516600.

The previous prime is 1057963. The next prime is 1057981. The reversal of 1057972 is 2797501.

It is an interprime number because it is at equal distance from previous prime (1057963) and next prime (1057981).

It is a super-2 number, since 2×1057972² = 2238609505568, which contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 2904 + ... + 3247.

2^1057972 is an apocalyptic number.

It is an amenable number.

1057972 is a deficient number, since it is larger than the sum of its proper divisors (836844).

1057972 is a wasteful number, since it uses less digits than its factorization.

1057972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6198 (or 6196 counting only the distinct ones).

The product of its (nonzero) digits is 4410, while the sum is 31.

The square root of 1057972 is about 1028.5776587113. The cubic root of 1057972 is about 101.8962163648.

The spelling of 1057972 in words is "one million, fifty-seven thousand, nine hundred seventy-two".