25795398 has 16 divisors (see below), whose sum is σ = 51672816. Its totient is φ = 8584800.

The previous prime is 25795391. The next prime is 25795403. The reversal of 25795398 is 89359752.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25795391) 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, 1140 + ... + 7272.

It is an arithmetic number, because the mean of its divisors is an integer number (3229551).

Almost surely, 2^25795398 is an apocalyptic number.

25795398 is an abundant number, since it is smaller than the sum of its proper divisors (25877418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25795398 is a wasteful number, since it uses less digits than its factorization.

25795398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6839.

The product of its digits is 680400, while the sum is 48.

The square root of 25795398 is about 5078.9170105447. The cubic root of 25795398 is about 295.4704663840.

The spelling of 25795398 in words is "twenty-five million, seven hundred ninety-five thousand, three hundred ninety-eight".