13982972 has 6 divisors (see below), whose sum is σ = 24470208. Its totient is φ = 6991484.

The previous prime is 13982963. The next prime is 13982977. The reversal of 13982972 is 27928931.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13982977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1747868 + ... + 1747875.

It is an arithmetic number, because the mean of its divisors is an integer number (4078368).

Almost surely, 2^13982972 is an apocalyptic number.

It is an amenable number.

13982972 is a deficient number, since it is larger than the sum of its proper divisors (10487236).

13982972 is a wasteful number, since it uses less digits than its factorization.

13982972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3495747 (or 3495745 counting only the distinct ones).

The product of its digits is 54432, while the sum is 41.

The square root of 13982972 is about 3739.3812322362. The cubic root of 13982972 is about 240.9164727212.

The spelling of 13982972 in words is "thirteen million, nine hundred eighty-two thousand, nine hundred seventy-two".