16828313 has 4 divisors (see below), whose sum is σ = 16949520. Its totient is φ = 16707108.

The previous prime is 16828309. The next prime is 16828321. The reversal of 16828313 is 31382861.

It is a happy number.

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 16828313 - 2² = 16828309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16828313.

It is not an unprimeable number, because it can be changed into a prime (16828373) 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, 60395 + ... + 60672.

It is an arithmetic number, because the mean of its divisors is an integer number (4237380).

Almost surely, 2^16828313 is an apocalyptic number.

It is an amenable number.

16828313 is a deficient number, since it is larger than the sum of its proper divisors (121207).

16828313 is a wasteful number, since it uses less digits than its factorization.

16828313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121206.

The product of its digits is 6912, while the sum is 32.

The square root of 16828313 is about 4102.2326847706. The cubic root of 16828313 is about 256.2596293823.

The spelling of 16828313 in words is "sixteen million, eight hundred twenty-eight thousand, three hundred thirteen".