16042304 has 28 divisors (see below), whose sum is σ = 31967424. Its totient is φ = 7987584.

The previous prime is 16042303. The next prime is 16042309. The reversal of 16042304 is 40324061.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16042303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23147 + ... + 23829.

Almost surely, 2^16042304 is an apocalyptic number.

It is an amenable number.

16042304 is a deficient number, since it is larger than the sum of its proper divisors (15925120).

16042304 is an equidigital number, since it uses as much as digits as its factorization.

16042304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062 (or 1052 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 16042304 is about 4005.2845092453. The cubic root of 16042304 is about 252.2060966214.

Adding to 16042304 its reverse (40324061), we get a palindrome (56366365).

The spelling of 16042304 in words is "sixteen million, forty-two thousand, three hundred four".