2124343 has 4 divisors (see below), whose sum is σ = 2287768. Its totient is φ = 1960920.

The previous prime is 2124323. The next prime is 2124359. The reversal of 2124343 is 3434212.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2124343 - 2⁹ = 2123831 is a prime.

It is a Duffinian number.

2124343 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2124343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81693 + ... + 81718.

It is an arithmetic number, because the mean of its divisors is an integer number (571942).

2^2124343 is an apocalyptic number.

2124343 is a deficient number, since it is larger than the sum of its proper divisors (163425).

2124343 is a wasteful number, since it uses less digits than its factorization.

2124343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163424.

The product of its digits is 576, while the sum is 19.

The square root of 2124343 is about 1457.5126071496. The cubic root of 2124343 is about 128.5508285044.

Adding to 2124343 its reverse (3434212), we get a palindrome (5558555).

The spelling of 2124343 in words is "two million, one hundred twenty-four thousand, three hundred forty-three".