22680399 has 16 divisors (see below), whose sum is σ = 34679808. Its totient is φ = 12915552.

The previous prime is 22680391. The next prime is 22680401. The reversal of 22680399 is 99308622.

It is not a de Polignac number, because 22680399 - 2³ = 22680391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22680391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4954 + ... + 8360.

It is an arithmetic number, because the mean of its divisors is an integer number (2167488).

Almost surely, 2^22680399 is an apocalyptic number.

22680399 is a deficient number, since it is larger than the sum of its proper divisors (11999409).

22680399 is a wasteful number, since it uses less digits than its factorization.

22680399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3734.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 22680399 is about 4762.3942507944. The cubic root of 22680399 is about 283.0632987386.

The spelling of 22680399 in words is "twenty-two million, six hundred eighty thousand, three hundred ninety-nine".