22236879 has 16 divisors (see below), whose sum is σ = 34442240. Its totient is φ = 12497760.

The previous prime is 22236853. The next prime is 22236887. The reversal of 22236879 is 97863222.

It is not a de Polignac number, because 22236879 - 2⁷ = 22236751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22236079) 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, 7399 + ... + 9960.

It is an arithmetic number, because the mean of its divisors is an integer number (2152640).

Almost surely, 2^22236879 is an apocalyptic number.

22236879 is a deficient number, since it is larger than the sum of its proper divisors (12205361).

22236879 is a wasteful number, since it uses less digits than its factorization.

22236879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17430.

The product of its digits is 72576, while the sum is 39.

The square root of 22236879 is about 4715.5995377046. The cubic root of 22236879 is about 281.2060182089.

The spelling of 22236879 in words is "twenty-two million, two hundred thirty-six thousand, eight hundred seventy-nine".