25726087 has 2 divisors, whose sum is σ = 25726088. Its totient is φ = 25726086.

The previous prime is 25726037. The next prime is 25726097. The reversal of 25726087 is 78062752.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25726087 - 2¹⁵ = 25693319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25726007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12863043 + 12863044.

It is an arithmetic number, because the mean of its divisors is an integer number (12863044).

Almost surely, 2^25726087 is an apocalyptic number.

25726087 is a deficient number, since it is larger than the sum of its proper divisors (1).

25726087 is an equidigital number, since it uses as much as digits as its factorization.

25726087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47040, while the sum is 37.

The square root of 25726087 is about 5072.0890173576. The cubic root of 25726087 is about 295.2055906715.

The spelling of 25726087 in words is "twenty-five million, seven hundred twenty-six thousand, eighty-seven".