16157265 has 16 divisors (see below), whose sum is σ = 25920000. Its totient is φ = 8594432.

The previous prime is 16157243. The next prime is 16157269. The reversal of 16157265 is 56275161.

16157265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 16157265 - 2⁵ = 16157233 is a prime.

It is a super-2 number, since 2×16157265² = 522114424560450, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16157269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5536 + ... + 7934.

It is an arithmetic number, because the mean of its divisors is an integer number (1620000).

Almost surely, 2^16157265 is an apocalyptic number.

16157265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16157265 is a deficient number, since it is larger than the sum of its proper divisors (9762735).

16157265 is a wasteful number, since it uses less digits than its factorization.

16157265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2856.

The product of its digits is 12600, while the sum is 33.

The square root of 16157265 is about 4019.6100557144. The cubic root of 16157265 is about 252.8071092460.

The spelling of 16157265 in words is "sixteen million, one hundred fifty-seven thousand, two hundred sixty-five".