25930579 has 2 divisors, whose sum is σ = 25930580. Its totient is φ = 25930578.

The previous prime is 25930577. The next prime is 25930609. The reversal of 25930579 is 97503952.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25930579 - 2¹ = 25930577 is a prime.

Together with 25930577, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (25930571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12965289 + 12965290.

It is an arithmetic number, because the mean of its divisors is an integer number (12965290).

Almost surely, 2^25930579 is an apocalyptic number.

25930579 is a deficient number, since it is larger than the sum of its proper divisors (1).

25930579 is an equidigital number, since it uses as much as digits as its factorization.

25930579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 85050, while the sum is 40.

The square root of 25930579 is about 5092.2076744768. The cubic root of 25930579 is about 295.9857058778.

The spelling of 25930579 in words is "twenty-five million, nine hundred thirty thousand, five hundred seventy-nine".