2231343 has 12 divisors (see below), whose sum is σ = 3302208. Its totient is φ = 1451040.

The previous prime is 2231329. The next prime is 2231351. The reversal of 2231343 is 3431322.

It is not a de Polignac number, because 2231343 - 2⁵ = 2231311 is a prime.

It is a super-3 number, since 3×2231343³ = 33328844648802331821, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2231843) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2655 + ... + 3392.

It is an arithmetic number, because the mean of its divisors is an integer number (275184).

2^2231343 is an apocalyptic number.

2231343 is a deficient number, since it is larger than the sum of its proper divisors (1070865).

2231343 is a wasteful number, since it uses less digits than its factorization.

2231343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6094 (or 6091 counting only the distinct ones).

The product of its digits is 432, while the sum is 18.

The square root of 2231343 is about 1493.7680542842. The cubic root of 2231343 is about 130.6738775291.

Adding to 2231343 its reverse (3431322), we get a palindrome (5662665).

The spelling of 2231343 in words is "two million, two hundred thirty-one thousand, three hundred forty-three".