16319404 has 12 divisors (see below), whose sum is σ = 30062200. Its totient is φ = 7730208.

The previous prime is 16319399. The next prime is 16319411. The reversal of 16319404 is 40491361.

16319404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 107289 + ... + 107440.

Almost surely, 2^16319404 is an apocalyptic number.

It is an amenable number.

16319404 is a deficient number, since it is larger than the sum of its proper divisors (13742796).

16319404 is a wasteful number, since it uses less digits than its factorization.

16319404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214752 (or 214750 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 16319404 is about 4039.7282086794. The cubic root of 16319404 is about 253.6499404081.

The spelling of 16319404 in words is "sixteen million, three hundred nineteen thousand, four hundred four".