2231322 has 48 divisors (see below), whose sum is σ = 5043360. Its totient is φ = 655776.

The previous prime is 2231311. The next prime is 2231329.

2231322 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×2231322³ = 33327903647149194744, which contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2231329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60288 + ... + 60324.

It is an arithmetic number, because the mean of its divisors is an integer number (105070).

2^2231322 is an apocalyptic number.

2231322 is an abundant number, since it is smaller than the sum of its proper divisors (2812038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2231322 is a wasteful number, since it uses less digits than its factorization.

2231322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107 (or 84 counting only the distinct ones).

The product of its digits is 144, while the sum is 15.

The square root of 2231322 is about 1493.7610250639. The cubic root of 2231322 is about 130.6734675876.

The spelling of 2231322 in words is "two million, two hundred thirty-one thousand, three hundred twenty-two".