16408396 has 12 divisors (see below), whose sum is σ = 29037960. Its totient is φ = 8111840.

The previous prime is 16408351. The next prime is 16408421. The reversal of 16408396 is 69380461.

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, 22690 + ... + 23401.

It is an arithmetic number, because the mean of its divisors is an integer number (2419830).

Almost surely, 2^16408396 is an apocalyptic number.

It is an amenable number.

16408396 is a deficient number, since it is larger than the sum of its proper divisors (12629564).

16408396 is a wasteful number, since it uses less digits than its factorization.

16408396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46184 (or 46182 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 16408396 is about 4050.7278358340. The cubic root of 16408396 is about 254.1101677636.

The spelling of 16408396 in words is "sixteen million, four hundred eight thousand, three hundred ninety-six".