25962897 has 4 divisors (see below), whose sum is σ = 34617200. Its totient is φ = 17308596.

The previous prime is 25962889. The next prime is 25962907. The reversal of 25962897 is 79826952.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 25962897 - 2³ = 25962889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25962857) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4327147 + ... + 4327152.

It is an arithmetic number, because the mean of its divisors is an integer number (8654300).

Almost surely, 2^25962897 is an apocalyptic number.

It is an amenable number.

25962897 is a deficient number, since it is larger than the sum of its proper divisors (8654303).

25962897 is an equidigital number, since it uses as much as digits as its factorization.

25962897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8654302.

The product of its digits is 544320, while the sum is 48.

The square root of 25962897 is about 5095.3799662047. The cubic root of 25962897 is about 296.1086198938.

The spelling of 25962897 in words is "twenty-five million, nine hundred sixty-two thousand, eight hundred ninety-seven".