16616675 has 6 divisors (see below), whose sum is σ = 20604708. Its totient is φ = 13293320.

The previous prime is 16616669. The next prime is 16616693. The reversal of 16616675 is 57661661.

It is a de Polignac number, because none of the positive numbers 2^k-16616675 is a prime.

It is a super-2 number, since 2×16616675² = 552227776111250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 332309 + ... + 332358.

It is an arithmetic number, because the mean of its divisors is an integer number (3434118).

Almost surely, 2^16616675 is an apocalyptic number.

16616675 is a deficient number, since it is larger than the sum of its proper divisors (3988033).

16616675 is an equidigital number, since it uses as much as digits as its factorization.

16616675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664677 (or 664672 counting only the distinct ones).

The product of its digits is 45360, while the sum is 38.

The square root of 16616675 is about 4076.3556027413. The cubic root of 16616675 is about 255.1808277821.

The spelling of 16616675 in words is "sixteen million, six hundred sixteen thousand, six hundred seventy-five".