2265725 has 36 divisors (see below), whose sum is σ = 3562272. Its totient is φ = 1399200.

The previous prime is 2265721. The next prime is 2265727. The reversal of 2265725 is 5275622.

2265725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2265725 - 2² = 2265721 is a prime.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 21122 + ... + 21228.

It is an arithmetic number, because the mean of its divisors is an integer number (98952).

2^2265725 is an apocalyptic number.

2265725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2265725 is a deficient number, since it is larger than the sum of its proper divisors (1296547).

2265725 is a wasteful number, since it uses less digits than its factorization.

2265725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 130 counting only the distinct ones).

The product of its digits is 8400, while the sum is 29.

The square root of 2265725 is about 1505.2325401744. The cubic root of 2265725 is about 131.3416291381.

The spelling of 2265725 in words is "two million, two hundred sixty-five thousand, seven hundred twenty-five".