25256467 has 4 divisors (see below), whose sum is σ = 25602520. Its totient is φ = 24910416.

The previous prime is 25256447. The next prime is 25256479. The reversal of 25256467 is 76465252.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25256467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25256447) 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, 172917 + ... + 173062.

It is an arithmetic number, because the mean of its divisors is an integer number (6400630).

Almost surely, 2^25256467 is an apocalyptic number.

25256467 is a deficient number, since it is larger than the sum of its proper divisors (346053).

25256467 is an equidigital number, since it uses as much as digits as its factorization.

25256467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346052.

The product of its digits is 100800, while the sum is 37.

The square root of 25256467 is about 5025.5812599141. The cubic root of 25256467 is about 293.3982594173.

The spelling of 25256467 in words is "twenty-five million, two hundred fifty-six thousand, four hundred sixty-seven".