16396873 has 4 divisors (see below), whose sum is σ = 16426260. Its totient is φ = 16367488.

The previous prime is 16396871. The next prime is 16396903. The reversal of 16396873 is 37869361.

16396873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10061584 + 6335289 = 3172^2 + 2517^2 .

It is a cyclic number.

It is not a de Polignac number, because 16396873 - 2¹ = 16396871 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (16396871) 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, 13840 + ... + 14977.

It is an arithmetic number, because the mean of its divisors is an integer number (4106565).

Almost surely, 2^16396873 is an apocalyptic number.

It is an amenable number.

16396873 is a deficient number, since it is larger than the sum of its proper divisors (29387).

16396873 is an equidigital number, since it uses as much as digits as its factorization.

16396873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29386.

The product of its digits is 163296, while the sum is 43.

The square root of 16396873 is about 4049.3052490520. The cubic root of 16396873 is about 254.0506698260.

The spelling of 16396873 in words is "sixteen million, three hundred ninety-six thousand, eight hundred seventy-three".