2124243 has 24 divisors (see below), whose sum is σ = 3432000. Its totient is φ = 1254960.

The previous prime is 2124233. The next prime is 2124247. The reversal of 2124243 is 3424212.

It is not a de Polignac number, because 2124243 - 2⁹ = 2123731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2124247) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4008 + ... + 4506.

It is an arithmetic number, because the mean of its divisors is an integer number (143000).

2^2124243 is an apocalyptic number.

2124243 is a deficient number, since it is larger than the sum of its proper divisors (1307757).

2124243 is a wasteful number, since it uses less digits than its factorization.

2124243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559 (or 556 counting only the distinct ones).

The product of its digits is 384, while the sum is 18.

The square root of 2124243 is about 1457.4783017253. The cubic root of 2124243 is about 128.5488113655.

Adding to 2124243 its reverse (3424212), we get a palindrome (5548455).

The spelling of 2124243 in words is "two million, one hundred twenty-four thousand, two hundred forty-three".