16396933 has 4 divisors (see below), whose sum is σ = 18739360. Its totient is φ = 14054508.

The previous prime is 16396931. The next prime is 16396951. The reversal of 16396933 is 33969361.

It is a happy number.

16396933 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16396933 - 2¹ = 16396931 is a prime.

It is a Duffinian number.

16396933 is strictly pandigital in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16396931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1171203 + ... + 1171216.

It is an arithmetic number, because the mean of its divisors is an integer number (4684840).

Almost surely, 2^16396933 is an apocalyptic number.

It is an amenable number.

16396933 is a deficient number, since it is larger than the sum of its proper divisors (2342427).

16396933 is an equidigital number, since it uses as much as digits as its factorization.

16396933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2342426.

The product of its digits is 78732, while the sum is 40.

The square root of 16396933 is about 4049.3126577235. The cubic root of 16396933 is about 254.0509797026.

The spelling of 16396933 in words is "sixteen million, three hundred ninety-six thousand, nine hundred thirty-three".