16496917 has 4 divisors (see below), whose sum is σ = 16508716. Its totient is φ = 16485120.

The previous prime is 16496899. The next prime is 16496923. The reversal of 16496917 is 71969461.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11792356 + 4704561 = 3434^2 + 2169^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16496917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16496927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3468 + ... + 6709.

It is an arithmetic number, because the mean of its divisors is an integer number (4127179).

Almost surely, 2^16496917 is an apocalyptic number.

It is an amenable number.

16496917 is a deficient number, since it is larger than the sum of its proper divisors (11799).

16496917 is a wasteful number, since it uses less digits than its factorization.

16496917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11798.

The product of its digits is 81648, while the sum is 43.

The square root of 16496917 is about 4061.6396935228. The cubic root of 16496917 is about 254.5663113978.

The spelling of 16496917 in words is "sixteen million, four hundred ninety-six thousand, nine hundred seventeen".