16170996 has 24 divisors (see below), whose sum is σ = 37797760. Its totient is φ = 5380992.

The previous prime is 16170991. The next prime is 16170997. The reversal of 16170996 is 69907161.

It is a super-2 number, since 2×16170996² = 523002223264032, which contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16170991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11820 + ... + 13116.

Almost surely, 2^16170996 is an apocalyptic number.

It is an amenable number.

16170996 is an abundant number, since it is smaller than the sum of its proper divisors (21626764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16170996 is a wasteful number, since it uses less digits than its factorization.

16170996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2343 (or 2341 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 39.

The square root of 16170996 is about 4021.3176944877. The cubic root of 16170996 is about 252.8787036967.

The spelling of 16170996 in words is "sixteen million, one hundred seventy thousand, nine hundred ninety-six".