22362009 has 8 divisors (see below), whose sum is σ = 29865792. Its totient is φ = 14883120.

The previous prime is 22361971. The next prime is 22362013. The reversal of 22362009 is 90026322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22362009 - 2⁸ = 22361753 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22362009.

It is not an unprimeable number, because it can be changed into a prime (22362019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4014 + ... + 7799.

It is an arithmetic number, because the mean of its divisors is an integer number (3733224).

Almost surely, 2^22362009 is an apocalyptic number.

It is an amenable number.

22362009 is a deficient number, since it is larger than the sum of its proper divisors (7503783).

22362009 is a wasteful number, since it uses less digits than its factorization.

22362009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12447.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 22362009 is about 4728.8485913592. The cubic root of 22362009 is about 281.7324936694.

The spelling of 22362009 in words is "twenty-two million, three hundred sixty-two thousand, nine".