3421143 has 16 divisors (see below), whose sum is σ = 5529600. Its totient is φ = 2073240.

The previous prime is 3421109. The next prime is 3421151. The reversal of 3421143 is 3411243.

It is not a de Polignac number, because 3421143 - 2⁶ = 3421079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3421193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5463 + ... + 6056.

It is an arithmetic number, because the mean of its divisors is an integer number (345600).

Almost surely, 2^3421143 is an apocalyptic number.

3421143 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3421143 is a deficient number, since it is larger than the sum of its proper divisors (2108457).

3421143 is a wasteful number, since it uses less digits than its factorization.

3421143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11539 (or 11533 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 3421143 is about 1849.6332068818. The cubic root of 3421143 is about 150.6805080565.

Adding to 3421143 its reverse (3411243), we get a palindrome (6832386).

It can be divided in two parts, 342 and 1143, that added together give a triangular number (1485 = T₅₄).

The spelling of 3421143 in words is "three million, four hundred twenty-one thousand, one hundred forty-three".