2312266 has 16 divisors (see below), whose sum is σ = 3847968. Its totient is φ = 1033200.

The previous prime is 2312249. The next prime is 2312267. The reversal of 2312266 is 6622132.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2312267) 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, 481 + ... + 2203.

It is an arithmetic number, because the mean of its divisors is an integer number (240498).

2^2312266 is an apocalyptic number.

2312266 is a deficient number, since it is larger than the sum of its proper divisors (1535702).

2312266 is a wasteful number, since it uses less digits than its factorization.

2312266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1797.

The product of its digits is 864, while the sum is 22.

The square root of 2312266 is about 1520.6136919021. The cubic root of 2312266 is about 132.2348512707.

Adding to 2312266 its reverse (6622132), we get a palindrome (8934398).

The spelling of 2312266 in words is "two million, three hundred twelve thousand, two hundred sixty-six".