25300889 has 2 divisors, whose sum is σ = 25300890. Its totient is φ = 25300888.

The previous prime is 25300883. The next prime is 25300901. The reversal of 25300889 is 98800352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25200400 + 100489 = 5020^2 + 317^2 .

It is a cyclic number.

It is not a de Polignac number, because 25300889 - 2⁸ = 25300633 is a prime.

It is not a weakly prime, because it can be changed into another prime (25300883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12650444 + 12650445.

It is an arithmetic number, because the mean of its divisors is an integer number (12650445).

Almost surely, 2^25300889 is an apocalyptic number.

It is an amenable number.

25300889 is a deficient number, since it is larger than the sum of its proper divisors (1).

25300889 is an equidigital number, since it uses as much as digits as its factorization.

25300889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 25300889 is about 5029.9989065605. The cubic root of 25300889 is about 293.5701718727.

The spelling of 25300889 in words is "twenty-five million, three hundred thousand, eight hundred eighty-nine".