25456797 has 12 divisors (see below), whose sum is σ = 37957504. Its totient is φ = 16423560.

The previous prime is 25456741. The next prime is 25456807. The reversal of 25456797 is 79765452.

It is not a de Polignac number, because 25456797 - 2⁶ = 25456733 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 (25456727) 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 11 ways as a sum of consecutive naturals, for example, 45343 + ... + 45900.

Almost surely, 2^25456797 is an apocalyptic number.

It is an amenable number.

25456797 is a deficient number, since it is larger than the sum of its proper divisors (12500707).

25456797 is a wasteful number, since it uses less digits than its factorization.

25456797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91280 (or 91277 counting only the distinct ones).

The product of its digits is 529200, while the sum is 45.

The square root of 25456797 is about 5045.4729213425. The cubic root of 25456797 is about 294.1719457875.

The spelling of 25456797 in words is "twenty-five million, four hundred fifty-six thousand, seven hundred ninety-seven".