16195984 has 40 divisors (see below), whose sum is σ = 36747648. Its totient is φ = 6769920.

The previous prime is 16195939. The next prime is 16195987. The reversal of 16195984 is 48959161.

It is a self number, because there is not a number n which added to its sum of digits gives 16195984.

It is not an unprimeable number, because it can be changed into a prime (16195987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2829 + ... + 6355.

Almost surely, 2^16195984 is an apocalyptic number.

16195984 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16195984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18373824).

16195984 is an abundant number, since it is smaller than the sum of its proper divisors (20551664).

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

16195984 is a wasteful number, since it uses less digits than its factorization.

16195984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3583 (or 3577 counting only the distinct ones).

The product of its digits is 77760, while the sum is 43.

The square root of 16195984 is about 4024.4234369658. The cubic root of 16195984 is about 253.0088890626.

The spelling of 16195984 in words is "sixteen million, one hundred ninety-five thousand, nine hundred eighty-four".