16252957 has 6 divisors (see below), whose sum is σ = 18906558. Its totient is φ = 13931064.

The previous prime is 16252919. The next prime is 16252967. The reversal of 16252957 is 75925261.

It can be written as a sum of positive squares in only one way, i.e., 16088121 + 164836 = 4011^2 + 406^2 .

It is not a de Polignac number, because 16252957 - 2⁷ = 16252829 is a prime.

It is a super-2 number, since 2×16252957² = 528317222487698, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16252967) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 165798 + ... + 165895.

It is an arithmetic number, because the mean of its divisors is an integer number (3151093).

Almost surely, 2^16252957 is an apocalyptic number.

It is an amenable number.

16252957 is a deficient number, since it is larger than the sum of its proper divisors (2653601).

16252957 is an equidigital number, since it uses as much as digits as its factorization.

16252957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331707 (or 331700 counting only the distinct ones).

The product of its digits is 37800, while the sum is 37.

The square root of 16252957 is about 4031.4956281757. The cubic root of 16252957 is about 253.3052136763.

The spelling of 16252957 in words is "sixteen million, two hundred fifty-two thousand, nine hundred fifty-seven".