25392863 has 2 divisors, whose sum is σ = 25392864. Its totient is φ = 25392862.

The previous prime is 25392859. The next prime is 25392869. The reversal of 25392863 is 36829352.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25392863 - 2² = 25392859 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25392869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12696431 + 12696432.

It is an arithmetic number, because the mean of its divisors is an integer number (12696432).

Almost surely, 2^25392863 is an apocalyptic number.

25392863 is a deficient number, since it is larger than the sum of its proper divisors (1).

25392863 is an equidigital number, since it uses as much as digits as its factorization.

25392863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 38.

The square root of 25392863 is about 5039.1331595821. The cubic root of 25392863 is about 293.9254712593.

The spelling of 25392863 in words is "twenty-five million, three hundred ninety-two thousand, eight hundred sixty-three".