13397922 has 24 divisors (see below), whose sum is σ = 29814876. Its totient is φ = 4345056.

The previous prime is 13397911. The next prime is 13397933. The reversal of 13397922 is 22979331.

It is an interprime number because it is at equal distance from previous prime (13397911) and next prime (13397933).

It can be written as a sum of positive squares in 2 ways, for example, as 13329801 + 68121 = 3651^2 + 261^2 .

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 in 11 ways as a sum of consecutive naturals, for example, 9393 + ... + 10724.

Almost surely, 2^13397922 is an apocalyptic number.

13397922 is an abundant number, since it is smaller than the sum of its proper divisors (16416954).

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

13397922 is a wasteful number, since it uses less digits than its factorization.

13397922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20162 (or 20159 counting only the distinct ones).

The product of its digits is 20412, while the sum is 36.

The square root of 13397922 is about 3660.3171993695. The cubic root of 13397922 is about 237.5084953563.

It can be divided in two parts, 1339 and 7922, that added together give a cube (9261 = 21³).

The spelling of 13397922 in words is "thirteen million, three hundred ninety-seven thousand, nine hundred twenty-two".