22525259 has 2 divisors, whose sum is σ = 22525260. Its totient is φ = 22525258.

The previous prime is 22525231. The next prime is 22525271. The reversal of 22525259 is 95252522.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22525259 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (22525219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11262629 + 11262630.

It is an arithmetic number, because the mean of its divisors is an integer number (11262630).

Almost surely, 2^22525259 is an apocalyptic number.

22525259 is a deficient number, since it is larger than the sum of its proper divisors (1).

22525259 is an equidigital number, since it uses as much as digits as its factorization.

22525259 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18000, while the sum is 32.

The square root of 22525259 is about 4746.0782757978. The cubic root of 22525259 is about 282.4164119524.

The spelling of 22525259 in words is "twenty-two million, five hundred twenty-five thousand, two hundred fifty-nine".