14997984 has 24 divisors (see below), whose sum is σ = 39369960. Its totient is φ = 4999296.

The previous prime is 14997979. The next prime is 14997989. The reversal of 14997984 is 48979941.

14997984 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (14997979) and next prime (14997989).

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14997989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78019 + ... + 78210.

It is an arithmetic number, because the mean of its divisors is an integer number (1640415).

Almost surely, 2^14997984 is an apocalyptic number.

It is an amenable number.

14997984 is an abundant number, since it is smaller than the sum of its proper divisors (24371976).

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

14997984 is a wasteful number, since it uses less digits than its factorization.

14997984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156242 (or 156234 counting only the distinct ones).

The product of its digits is 653184, while the sum is 51.

The square root of 14997984 is about 3872.7230729811. The cubic root of 14997984 is about 246.6101583079.

The spelling of 14997984 in words is "fourteen million, nine hundred ninety-seven thousand, nine hundred eighty-four".