13856722 has 32 divisors (see below), whose sum is σ = 24131520. Its totient is φ = 5906880.

The previous prime is 13856671. The next prime is 13856723. The reversal of 13856722 is 22765831.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (13856723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23313 + ... + 23899.

It is an arithmetic number, because the mean of its divisors is an integer number (754110).

Almost surely, 2^13856722 is an apocalyptic number.

13856722 is a deficient number, since it is larger than the sum of its proper divisors (10274798).

13856722 is a wasteful number, since it uses less digits than its factorization.

13856722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666.

The product of its digits is 20160, while the sum is 34.

The square root of 13856722 is about 3722.4618198176. The cubic root of 13856722 is about 240.1892142116.

The spelling of 13856722 in words is "thirteen million, eight hundred fifty-six thousand, seven hundred twenty-two".