25265827 has 2 divisors, whose sum is σ = 25265828. Its totient is φ = 25265826.

The previous prime is 25265819. The next prime is 25265831. The reversal of 25265827 is 72856252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25265827 - 2³ = 25265819 is a prime.

It is not a weakly prime, because it can be changed into another prime (25265887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12632913 + 12632914.

It is an arithmetic number, because the mean of its divisors is an integer number (12632914).

Almost surely, 2^25265827 is an apocalyptic number.

25265827 is a deficient number, since it is larger than the sum of its proper divisors (1).

25265827 is an equidigital number, since it uses as much as digits as its factorization.

25265827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 67200, while the sum is 37.

The square root of 25265827 is about 5026.5124092158. The cubic root of 25265827 is about 293.4344992251.

The spelling of 25265827 in words is "twenty-five million, two hundred sixty-five thousand, eight hundred twenty-seven".