25426265 has 8 divisors (see below), whose sum is σ = 30929928. Its totient is φ = 20062080.

The previous prime is 25426249. The next prime is 25426277. The reversal of 25426265 is 56262452.

It can be written as a sum of positive squares in 4 ways, for example, as 135424 + 25290841 = 368^2 + 5029^2 .

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

It is not a de Polignac number, because 25426265 - 2⁴ = 25426249 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34466 + ... + 35195.

It is an arithmetic number, because the mean of its divisors is an integer number (3866241).

Almost surely, 2^25426265 is an apocalyptic number.

It is an amenable number.

25426265 is a deficient number, since it is larger than the sum of its proper divisors (5503663).

25426265 is an equidigital number, since it uses as much as digits as its factorization.

25426265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69739.

The product of its digits is 28800, while the sum is 32.

The square root of 25426265 is about 5042.4463308993. The cubic root of 25426265 is about 294.0542921931.

The spelling of 25426265 in words is "twenty-five million, four hundred twenty-six thousand, two hundred sixty-five".