25792491 has 8 divisors (see below), whose sum is σ = 34413520. Its totient is φ = 17183232.

The previous prime is 25792483. The next prime is 25792493. The reversal of 25792491 is 19429752.

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

It is not a de Polignac number, because 25792491 - 2³ = 25792483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25792493) 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, 6555 + ... + 9723.

It is an arithmetic number, because the mean of its divisors is an integer number (4301690).

Almost surely, 2^25792491 is an apocalyptic number.

25792491 is a deficient number, since it is larger than the sum of its proper divisors (8621029).

25792491 is a wasteful number, since it uses less digits than its factorization.

25792491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5885.

The product of its digits is 45360, while the sum is 39.

The square root of 25792491 is about 5078.6308194237. The cubic root of 25792491 is about 295.4593666662.

The spelling of 25792491 in words is "twenty-five million, seven hundred ninety-two thousand, four hundred ninety-one".