16397396 has 12 divisors (see below), whose sum is σ = 28868448. Its totient is φ = 8149272.

The previous prime is 16397389. The next prime is 16397411. The reversal of 16397396 is 69379361.

It is a happy number.

16397396 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 11606 + ... + 12941.

It is an arithmetic number, because the mean of its divisors is an integer number (2405704).

Almost surely, 2^16397396 is an apocalyptic number.

It is an amenable number.

16397396 is a deficient number, since it is larger than the sum of its proper divisors (12471052).

16397396 is a wasteful number, since it uses less digits than its factorization.

16397396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24718 (or 24716 counting only the distinct ones).

The product of its digits is 183708, while the sum is 44.

The square root of 16397396 is about 4049.3698275164. The cubic root of 16397396 is about 254.0533708916.

The spelling of 16397396 in words is "sixteen million, three hundred ninety-seven thousand, three hundred ninety-six".