25496065 has 16 divisors (see below), whose sum is σ = 35412480. Its totient is φ = 17259840.

The previous prime is 25496059. The next prime is 25496069. The reversal of 25496065 is 56069452.

It is not a de Polignac number, because 25496065 - 2²¹ = 23398913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25496069) 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 15 ways as a sum of consecutive naturals, for example, 1846 + ... + 7375.

It is an arithmetic number, because the mean of its divisors is an integer number (2213280).

Almost surely, 2^25496065 is an apocalyptic number.

It is an amenable number.

25496065 is a deficient number, since it is larger than the sum of its proper divisors (9916415).

25496065 is an equidigital number, since it uses as much as digits as its factorization.

25496065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9312.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 25496065 is about 5049.3628310907. The cubic root of 25496065 is about 294.3231249205.

It can be divided in two parts, 254960 and 65, that added together give a square (255025 = 505²).

The spelling of 25496065 in words is "twenty-five million, four hundred ninety-six thousand, sixty-five".