25901079 has 8 divisors (see below), whose sum is σ = 34558320. Its totient is φ = 17255616.

The previous prime is 25901021. The next prime is 25901087. The reversal of 25901079 is 97010952.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 25901079 - 2⁷ = 25900951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25901879) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6777 + ... + 9885.

It is an arithmetic number, because the mean of its divisors is an integer number (4319790).

Almost surely, 2^25901079 is an apocalyptic number.

25901079 is a deficient number, since it is larger than the sum of its proper divisors (8657241).

25901079 is a wasteful number, since it uses less digits than its factorization.

25901079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5889.

The product of its (nonzero) digits is 5670, while the sum is 33.

The square root of 25901079 is about 5089.3102676099. The cubic root of 25901079 is about 295.8734202814.

The spelling of 25901079 in words is "twenty-five million, nine hundred one thousand, seventy-nine".