16139596 has 24 divisors (see below), whose sum is σ = 32625936. Its totient is φ = 6904320.

The previous prime is 16139587. The next prime is 16139597. The reversal of 16139596 is 69593161.

16139596 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 (16139597) 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, 10041 + ... + 11536.

It is an arithmetic number, because the mean of its divisors is an integer number (1359414).

Almost surely, 2^16139596 is an apocalyptic number.

It is an amenable number.

16139596 is an abundant number, since it is smaller than the sum of its proper divisors (16486340).

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

16139596 is a wasteful number, since it uses less digits than its factorization.

16139596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21609 (or 21607 counting only the distinct ones).

The product of its digits is 43740, while the sum is 40.

The square root of 16139596 is about 4017.4116045036. The cubic root of 16139596 is about 252.7149220665.

The spelling of 16139596 in words is "sixteen million, one hundred thirty-nine thousand, five hundred ninety-six".