13856312 has 8 divisors (see below), whose sum is σ = 25980600. Its totient is φ = 6928152.

The previous prime is 13856299. The next prime is 13856329. The reversal of 13856312 is 21365831.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 866012 + ... + 866027.

It is an arithmetic number, because the mean of its divisors is an integer number (3247575).

Almost surely, 2^13856312 is an apocalyptic number.

It is an amenable number.

13856312 is a deficient number, since it is larger than the sum of its proper divisors (12124288).

13856312 is a wasteful number, since it uses less digits than its factorization.

13856312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1732045 (or 1732041 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 13856312 is about 3722.4067483283. The cubic root of 13856312 is about 240.1868452399.

The spelling of 13856312 in words is "thirteen million, eight hundred fifty-six thousand, three hundred twelve".