25794931 has 2 divisors, whose sum is σ = 25794932. Its totient is φ = 25794930.

The previous prime is 25794917. The next prime is 25794947. The reversal of 25794931 is 13949752.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25794931 - 2⁷ = 25794803 is a prime.

It is a super-2 number, since 2×25794931² = 1330756930589522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (25794631) 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 as a sum of consecutive naturals, namely, 12897465 + 12897466.

It is an arithmetic number, because the mean of its divisors is an integer number (12897466).

Almost surely, 2^25794931 is an apocalyptic number.

25794931 is a deficient number, since it is larger than the sum of its proper divisors (1).

25794931 is an equidigital number, since it uses as much as digits as its factorization.

25794931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 40.

The square root of 25794931 is about 5078.8710359685. The cubic root of 25794931 is about 295.4686833070.

The spelling of 25794931 in words is "twenty-five million, seven hundred ninety-four thousand, nine hundred thirty-one".