22213299 has 16 divisors (see below), whose sum is σ = 31577600. Its totient is φ = 13849056.

The previous prime is 22213259. The next prime is 22213313. The reversal of 22213299 is 99231222.

It is a happy number.

It is not a de Polignac number, because 22213299 - 2⁹ = 22212787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22213259) 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, 2037 + ... + 6969.

It is an arithmetic number, because the mean of its divisors is an integer number (1973600).

Almost surely, 2^22213299 is an apocalyptic number.

22213299 is a deficient number, since it is larger than the sum of its proper divisors (9364301).

22213299 is a wasteful number, since it uses less digits than its factorization.

22213299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5034.

The product of its digits is 3888, while the sum is 30.

The square root of 22213299 is about 4713.0986622391. The cubic root of 22213299 is about 281.1065860438.

The spelling of 22213299 in words is "twenty-two million, two hundred thirteen thousand, two hundred ninety-nine".