2200243 has 4 divisors (see below), whose sum is σ = 2203768. Its totient is φ = 2196720.

The previous prime is 2200217. The next prime is 2200277. The reversal of 2200243 is 3420022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3420022 = 2 ⋅1710011.

It is a cyclic number.

It is not a de Polignac number, because 2200243 - 2¹³ = 2192051 is a prime.

It is a Duffinian number.

2200243 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2200043) 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, 546 + ... + 2167.

It is an arithmetic number, because the mean of its divisors is an integer number (550942).

2^2200243 is an apocalyptic number.

2200243 is a deficient number, since it is larger than the sum of its proper divisors (3525).

2200243 is an equidigital number, since it uses as much as digits as its factorization.

2200243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3524.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 2200243 is about 1483.3216104406. The cubic root of 2200243 is about 130.0639330501.

Adding to 2200243 its reverse (3420022), we get a palindrome (5620265).

The spelling of 2200243 in words is "two million, two hundred thousand, two hundred forty-three".