16022604 has 48 divisors (see below), whose sum is σ = 40517120. Its totient is φ = 4898880.

The previous prime is 16022597. The next prime is 16022623. The reversal of 16022604 is 40622061.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42087 + ... + 42465.

Almost surely, 2^16022604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16022604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20258560).

16022604 is an abundant number, since it is smaller than the sum of its proper divisors (24494516).

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

16022604 is a wasteful number, since it uses less digits than its factorization.

16022604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670 (or 668 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 16022604 is about 4002.8245027730. The cubic root of 16022604 is about 252.1028177064.

Adding to 16022604 its reverse (40622061), we get a palindrome (56644665).

The spelling of 16022604 in words is "sixteen million, twenty-two thousand, six hundred four".