25363265 has 4 divisors (see below), whose sum is σ = 30435924. Its totient is φ = 20290608.

The previous prime is 25363253. The next prime is 25363267. The reversal of 25363265 is 56236352.

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

It can be written as a sum of positive squares in 2 ways, for example, as 17833729 + 7529536 = 4223^2 + 2744^2 .

It is a cyclic number.

It is not a de Polignac number, because 25363265 - 2¹⁶ = 25297729 is a prime.

It is a super-2 number, since 2×25363265² = 1286590422920450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25363267) 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, 2536322 + ... + 2536331.

It is an arithmetic number, because the mean of its divisors is an integer number (7608981).

Almost surely, 2^25363265 is an apocalyptic number.

It is an amenable number.

25363265 is a deficient number, since it is larger than the sum of its proper divisors (5072659).

25363265 is an equidigital number, since it uses as much as digits as its factorization.

25363265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5072658.

The product of its digits is 32400, while the sum is 32.

The square root of 25363265 is about 5036.1954886601. The cubic root of 25363265 is about 293.8112267124.

The spelling of 25363265 in words is "twenty-five million, three hundred sixty-three thousand, two hundred sixty-five".