22885939 has 2 divisors, whose sum is σ = 22885940. Its totient is φ = 22885938.

The previous prime is 22885883. The next prime is 22885949. The reversal of 22885939 is 93958822.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22885939 - 2¹¹ = 22883891 is a prime.

It is not a weakly prime, because it can be changed into another prime (22885949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11442969 + 11442970.

It is an arithmetic number, because the mean of its divisors is an integer number (11442970).

Almost surely, 2^22885939 is an apocalyptic number.

22885939 is a deficient number, since it is larger than the sum of its proper divisors (1).

22885939 is an equidigital number, since it uses as much as digits as its factorization.

22885939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 46.

The square root of 22885939 is about 4783.9250621221. The cubic root of 22885939 is about 283.9158110238.

The spelling of 22885939 in words is "twenty-two million, eight hundred eighty-five thousand, nine hundred thirty-nine".