2124373 has 4 divisors (see below), whose sum is σ = 2153548. Its totient is φ = 2095200.

The previous prime is 2124361. The next prime is 2124377. The reversal of 2124373 is 3734212.

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

It can be written as a sum of positive squares in 2 ways, for example, as 439569 + 1684804 = 663^2 + 1298^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2124373 is a prime.

It is a Duffinian number.

2124373 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124377) 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, 14478 + ... + 14623.

It is an arithmetic number, because the mean of its divisors is an integer number (538387).

2^2124373 is an apocalyptic number.

It is an amenable number.

2124373 is a deficient number, since it is larger than the sum of its proper divisors (29175).

2124373 is an equidigital number, since it uses as much as digits as its factorization.

2124373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29174.

The product of its digits is 1008, while the sum is 22.

The square root of 2124373 is about 1457.5228986194. The cubic root of 2124373 is about 128.5514336337.

Adding to 2124373 its reverse (3734212), we get a palindrome (5858585).

It can be divided in two parts, 21243 and 73, that added together give a square (21316 = 146²).

The spelling of 2124373 in words is "two million, one hundred twenty-four thousand, three hundred seventy-three".