25896479 has 4 divisors (see below), whose sum is σ = 29595984. Its totient is φ = 22196976.

The previous prime is 25896463. The next prime is 25896503. The reversal of 25896479 is 97469852.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25896479 - 2⁴ = 25896463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25899479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1849742 + ... + 1849755.

It is an arithmetic number, because the mean of its divisors is an integer number (7398996).

Almost surely, 2^25896479 is an apocalyptic number.

25896479 is a deficient number, since it is larger than the sum of its proper divisors (3699505).

25896479 is an equidigital number, since it uses as much as digits as its factorization.

25896479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3699504.

The product of its digits is 1088640, while the sum is 50.

The square root of 25896479 is about 5088.8583198985. The cubic root of 25896479 is about 295.8559036583.

The spelling of 25896479 in words is "twenty-five million, eight hundred ninety-six thousand, four hundred seventy-nine".