16886416 has 20 divisors (see below), whose sum is σ = 34140672. Its totient is φ = 8075936.

The previous prime is 16886407. The next prime is 16886431. The reversal of 16886416 is 61468861.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22576 + ... + 23311.

Almost surely, 2^16886416 is an apocalyptic number.

16886416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16886416 is an abundant number, since it is smaller than the sum of its proper divisors (17254256).

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

16886416 is a wasteful number, since it uses less digits than its factorization.

16886416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45918 (or 45912 counting only the distinct ones).

The product of its digits is 55296, while the sum is 40.

The square root of 16886416 is about 4109.3084576362. The cubic root of 16886416 is about 256.5542192164.

The spelling of 16886416 in words is "sixteen million, eight hundred eighty-six thousand, four hundred sixteen".