16495172 has 6 divisors (see below), whose sum is σ = 28866558. Its totient is φ = 8247584.

The previous prime is 16495169. The next prime is 16495181. The reversal of 16495172 is 27159461.

It can be written as a sum of positive squares in only one way, i.e., 13719616 + 2775556 = 3704^2 + 1666^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2061893 + ... + 2061900.

It is an arithmetic number, because the mean of its divisors is an integer number (4811093).

Almost surely, 2^16495172 is an apocalyptic number.

It is an amenable number.

16495172 is a deficient number, since it is larger than the sum of its proper divisors (12371386).

16495172 is a wasteful number, since it uses less digits than its factorization.

16495172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4123797 (or 4123795 counting only the distinct ones).

The product of its digits is 15120, while the sum is 35.

The square root of 16495172 is about 4061.4248731203. The cubic root of 16495172 is about 254.5573352989.

The spelling of 16495172 in words is "sixteen million, four hundred ninety-five thousand, one hundred seventy-two".