16791396 has 12 divisors (see below), whose sum is σ = 39179952. Its totient is φ = 5597128.

The previous prime is 16791389. The next prime is 16791413. The reversal of 16791396 is 69319761.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

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, 699630 + ... + 699653.

It is an arithmetic number, because the mean of its divisors is an integer number (3264996).

Almost surely, 2^16791396 is an apocalyptic number.

It is an amenable number.

16791396 is an abundant number, since it is smaller than the sum of its proper divisors (22388556).

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

16791396 is a wasteful number, since it uses less digits than its factorization.

16791396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1399290 (or 1399288 counting only the distinct ones).

The product of its digits is 61236, while the sum is 42.

The square root of 16791396 is about 4097.7305914372. The cubic root of 16791396 is about 256.0721028998.

The spelling of 16791396 in words is "sixteen million, seven hundred ninety-one thousand, three hundred ninety-six".