25426267 has 4 divisors (see below), whose sum is σ = 25436896. Its totient is φ = 25415640.

The previous prime is 25426249. The next prime is 25426277. The reversal of 25426267 is 76262452.

25426267 is nontrivially palindromic in base 5.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 25426267 - 2⁷ = 25426139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25426217) 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, 142 + ... + 7132.

It is an arithmetic number, because the mean of its divisors is an integer number (6359224).

Almost surely, 2^25426267 is an apocalyptic number.

25426267 is a deficient number, since it is larger than the sum of its proper divisors (10629).

25426267 is an equidigital number, since it uses as much as digits as its factorization.

25426267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10628.

The product of its digits is 40320, while the sum is 34.

The square root of 25426267 is about 5042.4465292158. The cubic root of 25426267 is about 294.0542999031.

The spelling of 25426267 in words is "twenty-five million, four hundred twenty-six thousand, two hundred sixty-seven".