2247565 has 8 divisors (see below), whose sum is σ = 2770200. Its totient is φ = 1749312.

The previous prime is 2247559. The next prime is 2247569. The reversal of 2247565 is 5657422.

It can be written as a sum of positive squares in 4 ways, for example, as 1331716 + 915849 = 1154^2 + 957^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2247565 - 2⁹ = 2247053 is a prime.

It is a d-powerful number, because it can be written as 2¹⁴ + 2¹⁸ + 4³ + 7 + 5⁶ + 6³ + 5⁹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2247569) 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, 5890 + ... + 6259.

It is an arithmetic number, because the mean of its divisors is an integer number (346275).

2^2247565 is an apocalyptic number.

It is an amenable number.

2247565 is a deficient number, since it is larger than the sum of its proper divisors (522635).

2247565 is a wasteful number, since it uses less digits than its factorization.

2247565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12191.

The product of its digits is 16800, while the sum is 31.

The square root of 2247565 is about 1499.1881136135. The cubic root of 2247565 is about 130.9897822382.

The spelling of 2247565 in words is "two million, two hundred forty-seven thousand, five hundred sixty-five".