16001304 has 32 divisors (see below), whose sum is σ = 43640640. Its totient is φ = 4848800.

The previous prime is 16001303. The next prime is 16001333. The reversal of 16001304 is 40310061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16001303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30042 + ... + 30569.

It is an arithmetic number, because the mean of its divisors is an integer number (1363770).

Almost surely, 2^16001304 is an apocalyptic number.

It is an amenable number.

16001304 is an abundant number, since it is smaller than the sum of its proper divisors (27639336).

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

16001304 is a wasteful number, since it uses less digits than its factorization.

16001304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60631 (or 60627 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 16001304 is about 4000.1629966790. The cubic root of 16001304 is about 251.9910553640.

Adding to 16001304 its reverse (40310061), we get a palindrome (56311365).

The spelling of 16001304 in words is "sixteen million, one thousand, three hundred four".