25301265 has 64 divisors (see below), whose sum is σ = 47278080. Its totient is φ = 11432960.

The previous prime is 25301261. The next prime is 25301267. The reversal of 25301265 is 56210352.

It is not a de Polignac number, because 25301265 - 2² = 25301261 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25301261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 223849 + ... + 223961.

It is an arithmetic number, because the mean of its divisors is an integer number (738720).

Almost surely, 2^25301265 is an apocalyptic number.

It is an amenable number.

25301265 is a deficient number, since it is larger than the sum of its proper divisors (21976815).

25301265 is a wasteful number, since it uses less digits than its factorization.

25301265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 25301265 is about 5030.0362821753. The cubic root of 25301265 is about 293.5716261277.

The spelling of 25301265 in words is "twenty-five million, three hundred one thousand, two hundred sixty-five".