25674731 has 2 divisors, whose sum is σ = 25674732. Its totient is φ = 25674730.

The previous prime is 25674703. The next prime is 25674751. The reversal of 25674731 is 13747652.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25674731 - 2⁶ = 25674667 is a prime.

It is a super-2 number, since 2×25674731² = 1318383623844722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25674691 and 25674700.

It is not a weakly prime, because it can be changed into another prime (25674751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12837365 + 12837366.

It is an arithmetic number, because the mean of its divisors is an integer number (12837366).

Almost surely, 2^25674731 is an apocalyptic number.

25674731 is a deficient number, since it is larger than the sum of its proper divisors (1).

25674731 is an equidigital number, since it uses as much as digits as its factorization.

25674731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35280, while the sum is 35.

The square root of 25674731 is about 5067.0238799516. The cubic root of 25674731 is about 295.0090239507.

The spelling of 25674731 in words is "twenty-five million, six hundred seventy-four thousand, seven hundred thirty-one".