16382004 has 12 divisors (see below), whose sum is σ = 38224704. Its totient is φ = 5460664.

The previous prime is 16381987. The next prime is 16382027. The reversal of 16382004 is 40028361.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 682572 + ... + 682595.

It is an arithmetic number, because the mean of its divisors is an integer number (3185392).

Almost surely, 2^16382004 is an apocalyptic number.

It is an amenable number.

16382004 is an abundant number, since it is smaller than the sum of its proper divisors (21842700).

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

16382004 is a wasteful number, since it uses less digits than its factorization.

16382004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1365174 (or 1365172 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 16382004 is about 4047.4688386694. The cubic root of 16382004 is about 253.9738539231.

The spelling of 16382004 in words is "sixteen million, three hundred eighty-two thousand, four".