13916816 has 20 divisors (see below), whose sum is σ = 28383600. Its totient is φ = 6592032.

The previous prime is 13916813. The next prime is 13916827. The reversal of 13916816 is 61861931.

It is not an unprimeable number, because it can be changed into a prime (13916813) 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, 22586 + ... + 23193.

It is an arithmetic number, because the mean of its divisors is an integer number (1419180).

Almost surely, 2^13916816 is an apocalyptic number.

13916816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13916816 is an abundant number, since it is smaller than the sum of its proper divisors (14466784).

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

13916816 is a wasteful number, since it uses less digits than its factorization.

13916816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45806 (or 45800 counting only the distinct ones).

The product of its digits is 7776, while the sum is 35.

The square root of 13916816 is about 3730.5248960435. The cubic root of 13916816 is about 240.5359319760.

The spelling of 13916816 in words is "thirteen million, nine hundred sixteen thousand, eight hundred sixteen".