16725165 has 8 divisors (see below), whose sum is σ = 26760288. Its totient is φ = 8920080.

The previous prime is 16725139. The next prime is 16725173. The reversal of 16725165 is 56152761.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16725165 - 2¹⁴ = 16708781 is a prime.

It is a super-2 number, since 2×16725165² = 559462288554450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 557491 + ... + 557520.

It is an arithmetic number, because the mean of its divisors is an integer number (3345036).

Almost surely, 2^16725165 is an apocalyptic number.

16725165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16725165 is a deficient number, since it is larger than the sum of its proper divisors (10035123).

16725165 is a wasteful number, since it uses less digits than its factorization.

16725165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115019.

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

The square root of 16725165 is about 4089.6411823044. The cubic root of 16725165 is about 255.7349806617.

The spelling of 16725165 in words is "sixteen million, seven hundred twenty-five thousand, one hundred sixty-five".