25975617 has 8 divisors (see below), whose sum is σ = 34867200. Its totient is φ = 17200560.

The previous prime is 25975583. The next prime is 25975627. The reversal of 25975617 is 71657952.

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

It is not a de Polignac number, because 25975617 - 2⁶ = 25975553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25975627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28609 + ... + 29502.

It is an arithmetic number, because the mean of its divisors is an integer number (4358400).

Almost surely, 2^25975617 is an apocalyptic number.

It is an amenable number.

25975617 is a deficient number, since it is larger than the sum of its proper divisors (8891583).

25975617 is a wasteful number, since it uses less digits than its factorization.

25975617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58263.

The product of its digits is 132300, while the sum is 42.

The square root of 25975617 is about 5096.6280029055. The cubic root of 25975617 is about 296.1569694893.

The spelling of 25975617 in words is "twenty-five million, nine hundred seventy-five thousand, six hundred seventeen".