25450679 has 2 divisors, whose sum is σ = 25450680. Its totient is φ = 25450678.

The previous prime is 25450669. The next prime is 25450681. The reversal of 25450679 is 97605452.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25450679 - 2²⁴ = 8673463 is a prime.

It is a super-2 number, since 2×25450679² = 1295474123122082, which contains 22 as substring.

Together with 25450681, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25450619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12725339 + 12725340.

It is an arithmetic number, because the mean of its divisors is an integer number (12725340).

Almost surely, 2^25450679 is an apocalyptic number.

25450679 is a deficient number, since it is larger than the sum of its proper divisors (1).

25450679 is an equidigital number, since it uses as much as digits as its factorization.

25450679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 25450679 is about 5044.8665988309. The cubic root of 25450679 is about 294.1483779082.

The spelling of 25450679 in words is "twenty-five million, four hundred fifty thousand, six hundred seventy-nine".