23222907 has 6 divisors (see below), whose sum is σ = 33544212. Its totient is φ = 15481932.

The previous prime is 23222897. The next prime is 23222909. The reversal of 23222907 is 70922232.

It is not a de Polignac number, because 23222907 - 2⁴ = 23222891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23222909) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1290153 + ... + 1290170.

It is an arithmetic number, because the mean of its divisors is an integer number (5590702).

Almost surely, 2^23222907 is an apocalyptic number.

23222907 is a deficient number, since it is larger than the sum of its proper divisors (10321305).

23222907 is a wasteful number, since it uses less digits than its factorization.

23222907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2580329 (or 2580326 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 23222907 is about 4819.0151483472. The cubic root of 23222907 is about 285.3024674313.

The spelling of 23222907 in words is "twenty-three million, two hundred twenty-two thousand, nine hundred seven".