2272565 has 4 divisors (see below), whose sum is σ = 2727084. Its totient is φ = 1818048.

The previous prime is 2272559. The next prime is 2272597. The reversal of 2272565 is 5652722.

2272565 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5652722 = 2 ⋅2826361.

It can be written as a sum of positive squares in 2 ways, for example, as 1069156 + 1203409 = 1034^2 + 1097^2 .

It is a cyclic number.

It is not a de Polignac number, because 2272565 - 2⁴ = 2272549 is a prime.

It is a d-powerful number, because it can be written as 2¹⁴ + 2¹⁵ + 7³ + 2¹⁸ + 5² + 6⁵ + 5⁹ .

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 227252 + ... + 227261.

It is an arithmetic number, because the mean of its divisors is an integer number (681771).

2^2272565 is an apocalyptic number.

It is an amenable number.

2272565 is a deficient number, since it is larger than the sum of its proper divisors (454519).

2272565 is an equidigital number, since it uses as much as digits as its factorization.

2272565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454518.

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

The square root of 2272565 is about 1507.5029021531. The cubic root of 2272565 is about 131.4736654943.

The spelling of 2272565 in words is "two million, two hundred seventy-two thousand, five hundred sixty-five".