25492427 has 2 divisors, whose sum is σ = 25492428. Its totient is φ = 25492426.

The previous prime is 25492381. The next prime is 25492451. The reversal of 25492427 is 72429452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25492427 - 2⁸ = 25492171 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (25497427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12746213 + 12746214.

It is an arithmetic number, because the mean of its divisors is an integer number (12746214).

Almost surely, 2^25492427 is an apocalyptic number.

25492427 is a deficient number, since it is larger than the sum of its proper divisors (1).

25492427 is an equidigital number, since it uses as much as digits as its factorization.

25492427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 35.

The square root of 25492427 is about 5049.0025747666. The cubic root of 25492427 is about 294.3091253947.

The spelling of 25492427 in words is "twenty-five million, four hundred ninety-two thousand, four hundred twenty-seven".