16608816 has 60 divisors (see below), whose sum is σ = 53125072. Its totient is φ = 4745088.

The previous prime is 16608799. The next prime is 16608821. The reversal of 16608816 is 61880661.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7231 + ... + 9246.

Almost surely, 2^16608816 is an apocalyptic number.

16608816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16608816 is an abundant number, since it is smaller than the sum of its proper divisors (36516256).

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

16608816 is a wasteful number, since it uses less digits than its factorization.

16608816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16498 (or 16489 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 16608816 is about 4075.3915149345. The cubic root of 16608816 is about 255.1405914457.

It can be divided in two parts, 16608 and 816, that added together give a square (17424 = 132²).

The spelling of 16608816 in words is "sixteen million, six hundred eight thousand, eight hundred sixteen".