3431343 has 16 divisors (see below), whose sum is σ = 4949120. Its totient is φ = 2107296.

The previous prime is 3431333. The next prime is 3431353.

3431343 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (3431333) and next prime (3431353).

It is not a de Polignac number, because 3431343 - 2⁴ = 3431327 is a prime.

It is a super-2 number, since 2×3431343² = 23548229567298, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3² + 4 + 3¹¹ + 1 + 3¹³ + 4⁸ + 3¹³ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3431333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1296 + ... + 2922.

It is an arithmetic number, because the mean of its divisors is an integer number (309320).

Almost surely, 2^3431343 is an apocalyptic number.

3431343 is a deficient number, since it is larger than the sum of its proper divisors (1517777).

3431343 is a wasteful number, since it uses less digits than its factorization.

3431343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1686.

The product of its digits is 1296, while the sum is 21.

The square root of 3431343 is about 1852.3884581804. The cubic root of 3431343 is about 150.8301087664.

The spelling of 3431343 in words is "three million, four hundred thirty-one thousand, three hundred forty-three".