2260565 has 8 divisors (see below), whose sum is σ = 2737368. Its totient is φ = 1792000.

The previous prime is 2260561. The next prime is 2260567. The reversal of 2260565 is 5650622.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 192721 + 2067844 = 439^2 + 1438^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2260565 - 2² = 2260561 is a prime.

It is a super-2 number, since 2×2260565² = 10220308238450, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2260561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1436 + ... + 2565.

It is an arithmetic number, because the mean of its divisors is an integer number (342171).

2^2260565 is an apocalyptic number.

It is an amenable number.

2260565 is a deficient number, since it is larger than the sum of its proper divisors (476803).

2260565 is a wasteful number, since it uses less digits than its factorization.

2260565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4119.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 2260565 is about 1503.5175422987. The cubic root of 2260565 is about 131.2418468102.

It can be divided in two parts, 2260 and 565, that multiplied together give a square (1276900 = 1130²).

The spelling of 2260565 in words is "two million, two hundred sixty thousand, five hundred sixty-five".