22816479 has 16 divisors (see below), whose sum is σ = 35509248. Its totient is φ = 12760032.

The previous prime is 22816477. The next prime is 22816481. The reversal of 22816479 is 97461822.

It is an interprime number because it is at equal distance from previous prime (22816477) and next prime (22816481).

It is not a de Polignac number, because 22816479 - 2¹ = 22816477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22816477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10572 + ... + 12545.

It is an arithmetic number, because the mean of its divisors is an integer number (2219328).

Almost surely, 2^22816479 is an apocalyptic number.

22816479 is a deficient number, since it is larger than the sum of its proper divisors (12692769).

22816479 is a wasteful number, since it uses less digits than its factorization.

22816479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23174.

The product of its digits is 48384, while the sum is 39.

The square root of 22816479 is about 4776.6598162314. The cubic root of 22816479 is about 283.6282869222.

The spelling of 22816479 in words is "twenty-two million, eight hundred sixteen thousand, four hundred seventy-nine".