2288266 has 8 divisors (see below), whose sum is σ = 3443040. Its totient is φ = 1140588.

The previous prime is 2288263. The next prime is 2288267. The reversal of 2288266 is 6628822.

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

It is a super-2 number, since 2×2288266² = 10472322573512, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2 + 2¹⁰ + 8 + 8⁶ + 2¹⁶ + 6⁷ + 6⁸ .

It is not an unprimeable number, because it can be changed into a prime (2288261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 876 + ... + 2311.

It is an arithmetic number, because the mean of its divisors is an integer number (430380).

2^2288266 is an apocalyptic number.

2288266 is a deficient number, since it is larger than the sum of its proper divisors (1154774).

2288266 is a wasteful number, since it uses less digits than its factorization.

2288266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3548.

The product of its digits is 18432, while the sum is 34.

The square root of 2288266 is about 1512.7015568181. The cubic root of 2288266 is about 131.7757517891.

It can be divided in two parts, 22 and 88266, that added together give a palindrome (88288).

The spelling of 2288266 in words is "two million, two hundred eighty-eight thousand, two hundred sixty-six".