13681932 has 24 divisors (see below), whose sum is σ = 34827072. Its totient is φ = 4146000.

The previous prime is 13681907. The next prime is 13681951. The reversal of 13681932 is 23918631.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 13681893 and 13681902.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51694 + ... + 51957.

It is an arithmetic number, because the mean of its divisors is an integer number (1451128).

Almost surely, 2^13681932 is an apocalyptic number.

13681932 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13681932 is an abundant number, since it is smaller than the sum of its proper divisors (21145140).

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

13681932 is a wasteful number, since it uses less digits than its factorization.

13681932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103669 (or 103667 counting only the distinct ones).

The product of its digits is 7776, while the sum is 33.

The square root of 13681932 is about 3698.9095690487. The cubic root of 13681932 is about 239.1750146347.

The spelling of 13681932 in words is "thirteen million, six hundred eighty-one thousand, nine hundred thirty-two".