16601416 has 16 divisors (see below), whose sum is σ = 33522300. Its totient is φ = 7662144.

The previous prime is 16601413. The next prime is 16601447. The reversal of 16601416 is 61410661.

16601416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 16402500 + 198916 = 4050^2 + 446^2 .

It is not an unprimeable number, because it can be changed into a prime (16601413) 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, 79711 + ... + 79918.

Almost surely, 2^16601416 is an apocalyptic number.

It is an amenable number.

16601416 is an abundant number, since it is smaller than the sum of its proper divisors (16920884).

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

16601416 is a wasteful number, since it uses less digits than its factorization.

16601416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159648 (or 159644 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 16601416 is about 4074.4835255527. The cubic root of 16601416 is about 255.1026934833.

The spelling of 16601416 in words is "sixteen million, six hundred one thousand, four hundred sixteen".