2522765 has 16 divisors (see below), whose sum is σ = 3532800. Its totient is φ = 1728720.

The previous prime is 2522761. The next prime is 2522789. The reversal of 2522765 is 5672252.

It is not a de Polignac number, because 2522765 - 2² = 2522761 is a prime.

It is a d-powerful number, because it can be written as 2⁸ + 5⁸ + 2¹⁰ + 2¹⁷ + 7 + 6⁶ + 5⁹ .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2522761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 980 + ... + 2450.

It is an arithmetic number, because the mean of its divisors is an integer number (220800).

2^2522765 is an apocalyptic number.

It is an amenable number.

2522765 is a deficient number, since it is larger than the sum of its proper divisors (1010035).

2522765 is an equidigital number, since it uses as much as digits as its factorization.

2522765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1497 (or 1483 counting only the distinct ones).

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

The square root of 2522765 is about 1588.3214410188. The cubic root of 2522765 is about 136.1315948008.

The spelling of 2522765 in words is "two million, five hundred twenty-two thousand, seven hundred sixty-five".