16165252 has 12 divisors (see below), whose sum is σ = 28569996. Its totient is φ = 8002400.

The previous prime is 16165231. The next prime is 16165273. The reversal of 16165252 is 25256161.

16165252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (16165231) and next prime (16165273).

It can be written as a sum of positive squares in 2 ways, for example, as 12068676 + 4096576 = 3474^2 + 2024^2 .

It is a super-2 number, since 2×16165252² = 522630744447008, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 16165252.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19603 + ... + 20410.

It is an arithmetic number, because the mean of its divisors is an integer number (2380833).

Almost surely, 2^16165252 is an apocalyptic number.

It is an amenable number.

16165252 is a deficient number, since it is larger than the sum of its proper divisors (12404744).

16165252 is a wasteful number, since it uses less digits than its factorization.

16165252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40118 (or 40116 counting only the distinct ones).

The product of its digits is 3600, while the sum is 28.

The square root of 16165252 is about 4020.6034372964. The cubic root of 16165252 is about 252.8487589881.

Subtracting 16165252 from its reverse (25256161), we obtain a palindrome (9090909).

The spelling of 16165252 in words is "sixteen million, one hundred sixty-five thousand, two hundred fifty-two".