16039912 has 16 divisors (see below), whose sum is σ = 34371360. Its totient is φ = 6874224.

The previous prime is 16039909. The next prime is 16039913. The reversal of 16039912 is 21993061.

It is not an unprimeable number, because it can be changed into a prime (16039913) 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, 143158 + ... + 143269.

It is an arithmetic number, because the mean of its divisors is an integer number (2148210).

Almost surely, 2^16039912 is an apocalyptic number.

It is an amenable number.

16039912 is an abundant number, since it is smaller than the sum of its proper divisors (18331448).

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

16039912 is a wasteful number, since it uses less digits than its factorization.

16039912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286440 (or 286436 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 16039912 is about 4004.9858926094. The cubic root of 16039912 is about 252.1935608707.

The spelling of 16039912 in words is "sixteen million, thirty-nine thousand, nine hundred twelve".