16893984 has 24 divisors (see below), whose sum is σ = 44346960. Its totient is φ = 5631296.

The previous prime is 16893959. The next prime is 16893991. The reversal of 16893984 is 48939861.

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

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87894 + ... + 88085.

It is an arithmetic number, because the mean of its divisors is an integer number (1847790).

Almost surely, 2^16893984 is an apocalyptic number.

It is an amenable number.

16893984 is an abundant number, since it is smaller than the sum of its proper divisors (27452976).

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

16893984 is a wasteful number, since it uses less digits than its factorization.

16893984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175992 (or 175984 counting only the distinct ones).

The product of its digits is 373248, while the sum is 48.

The square root of 16893984 is about 4110.2291906900. The cubic root of 16893984 is about 256.5925402027.

The spelling of 16893984 in words is "sixteen million, eight hundred ninety-three thousand, nine hundred eighty-four".