16608897 has 12 divisors (see below), whose sum is σ = 24384724. Its totient is φ = 10890720.

The previous prime is 16608883. The next prime is 16608899. The reversal of 16608897 is 79880661.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8088336 + 8520561 = 2844^2 + 2919^2 .

It is not a de Polignac number, because 16608897 - 2⁶ = 16608833 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 (16608899) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14578 + ... + 15675.

Almost surely, 2^16608897 is an apocalyptic number.

It is an amenable number.

16608897 is a deficient number, since it is larger than the sum of its proper divisors (7775827).

16608897 is a wasteful number, since it uses less digits than its factorization.

16608897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30320 (or 30317 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The square root of 16608897 is about 4075.4014526179. The cubic root of 16608897 is about 255.1410062124.

The spelling of 16608897 in words is "sixteen million, six hundred eight thousand, eight hundred ninety-seven".