25168873 has 2 divisors, whose sum is σ = 25168874. Its totient is φ = 25168872.

The previous prime is 25168859. The next prime is 25168879. The reversal of 25168873 is 37886152.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20187049 + 4981824 = 4493^2 + 2232^2 .

It is a cyclic number.

It is not a de Polignac number, because 25168873 - 2⁵ = 25168841 is a prime.

It is not a weakly prime, because it can be changed into another prime (25168879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12584436 + 12584437.

It is an arithmetic number, because the mean of its divisors is an integer number (12584437).

Almost surely, 2^25168873 is an apocalyptic number.

It is an amenable number.

25168873 is a deficient number, since it is larger than the sum of its proper divisors (1).

25168873 is an equidigital number, since it uses as much as digits as its factorization.

25168873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 40.

The square root of 25168873 is about 5016.8588778239. The cubic root of 25168873 is about 293.0586804469.

The spelling of 25168873 in words is "twenty-five million, one hundred sixty-eight thousand, eight hundred seventy-three".