16089984 has 48 divisors (see below), whose sum is σ = 46303920. Its totient is φ = 5362944.

The previous prime is 16089971. The next prime is 16089989. The reversal of 16089984 is 48998061.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16089989) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5832 + ... + 8135.

It is an arithmetic number, because the mean of its divisors is an integer number (964665).

Almost surely, 2^16089984 is an apocalyptic number.

It is an amenable number.

16089984 is an abundant number, since it is smaller than the sum of its proper divisors (30213936).

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

16089984 is a wasteful number, since it uses less digits than its factorization.

16089984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13987 (or 13972 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 16089984 is about 4011.2322296272. The cubic root of 16089984 is about 252.4557135675.

The spelling of 16089984 in words is "sixteen million, eighty-nine thousand, nine hundred eighty-four".