25763585 has 16 divisors (see below), whose sum is σ = 33070032. Its totient is φ = 19200000.

The previous prime is 25763561. The next prime is 25763587. The reversal of 25763585 is 58536752.

It can be written as a sum of positive squares in 8 ways, for example, as 3701776 + 22061809 = 1924^2 + 4697^2 .

It is not a de Polignac number, because 25763585 - 2⁸ = 25763329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25763587) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7085 + ... + 10085.

It is an arithmetic number, because the mean of its divisors is an integer number (2066877).

Almost surely, 2^25763585 is an apocalyptic number.

It is an amenable number.

25763585 is a deficient number, since it is larger than the sum of its proper divisors (7306447).

25763585 is a wasteful number, since it uses less digits than its factorization.

25763585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3124.

The product of its digits is 252000, while the sum is 41.

The square root of 25763585 is about 5075.7841758688. The cubic root of 25763585 is about 295.3489502799.

The spelling of 25763585 in words is "twenty-five million, seven hundred sixty-three thousand, five hundred eighty-five".