16319442 has 64 divisors (see below), whose sum is σ = 36443520. Its totient is φ = 4852224.

The previous prime is 16319441. The next prime is 16319453. The reversal of 16319442 is 24491361.

16319442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (16319441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 223518 + ... + 223590.

It is an arithmetic number, because the mean of its divisors is an integer number (569430).

Almost surely, 2^16319442 is an apocalyptic number.

16319442 is an abundant number, since it is smaller than the sum of its proper divisors (20124078).

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

16319442 is a wasteful number, since it uses less digits than its factorization.

16319442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187.

The product of its digits is 5184, while the sum is 30.

The square root of 16319442 is about 4039.7329119634. The cubic root of 16319442 is about 253.6501372840.

It can be divided in two parts, 16319 and 442, that added together give a palindrome (16761).

The spelling of 16319442 in words is "sixteen million, three hundred nineteen thousand, four hundred forty-two".