2268917 has 4 divisors (see below), whose sum is σ = 2593056. Its totient is φ = 1944780.

The previous prime is 2268887. The next prime is 2268919. The reversal of 2268917 is 7198622.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2268917 - 2⁶ = 2268853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2268919) 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 3 ways as a sum of consecutive naturals, for example, 162059 + ... + 162072.

It is an arithmetic number, because the mean of its divisors is an integer number (648264).

2^2268917 is an apocalyptic number.

It is an amenable number.

2268917 is a deficient number, since it is larger than the sum of its proper divisors (324139).

2268917 is an equidigital number, since it uses as much as digits as its factorization.

2268917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324138.

The product of its digits is 12096, while the sum is 35.

The square root of 2268917 is about 1506.2924682810. The cubic root of 2268917 is about 131.4032791257.

The spelling of 2268917 in words is "two million, two hundred sixty-eight thousand, nine hundred seventeen".