25802265 has 8 divisors (see below), whose sum is σ = 41283648. Its totient is φ = 13761200.

The previous prime is 25802239. The next prime is 25802267. The reversal of 25802265 is 56220852.

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

It is not a de Polignac number, because 25802265 - 2⁵ = 25802233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25802267) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 860061 + ... + 860090.

It is an arithmetic number, because the mean of its divisors is an integer number (5160456).

Almost surely, 2^25802265 is an apocalyptic number.

It is an amenable number.

25802265 is a deficient number, since it is larger than the sum of its proper divisors (15481383).

25802265 is a wasteful number, since it uses less digits than its factorization.

25802265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1720159.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 25802265 is about 5079.5929955066. The cubic root of 25802265 is about 295.4966831491.

The spelling of 25802265 in words is "twenty-five million, eight hundred two thousand, two hundred sixty-five".