16491162 has 16 divisors (see below), whose sum is σ = 33605280. Its totient is φ = 5393232.

The previous prime is 16491157. The next prime is 16491203. The reversal of 16491162 is 26119461.

It is a happy number.

It is a super-2 number, since 2×16491162² = 543916848220488, which contains 22 as substring.

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, 25612 + ... + 26247.

It is an arithmetic number, because the mean of its divisors is an integer number (2100330).

Almost surely, 2^16491162 is an apocalyptic number.

16491162 is an abundant number, since it is smaller than the sum of its proper divisors (17114118).

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

16491162 is a wasteful number, since it uses less digits than its factorization.

16491162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51917.

The product of its digits is 2592, while the sum is 30.

The square root of 16491162 is about 4060.9311740043. The cubic root of 16491162 is about 254.5367058759.

It can be divided in two parts, 16491 and 162, that added together give a triangular number (16653 = T₁₈₂).

The spelling of 16491162 in words is "sixteen million, four hundred ninety-one thousand, one hundred sixty-two".