2203243 has 8 divisors (see below), whose sum is σ = 2527200. Its totient is φ = 1881600.

The previous prime is 2203211. The next prime is 2203249. The reversal of 2203243 is 3423022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2203243 - 2⁵ = 2203211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2203249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2793 + ... + 3493.

It is an arithmetic number, because the mean of its divisors is an integer number (315900).

2^2203243 is an apocalyptic number.

2203243 is a deficient number, since it is larger than the sum of its proper divisors (323957).

2203243 is an equidigital number, since it uses as much as digits as its factorization.

2203243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 2203243 is about 1484.3325099182. The cubic root of 2203243 is about 130.1230196439.

Adding to 2203243 its reverse (3423022), we get a palindrome (5626265).

It can be divided in two parts, 22032 and 43, that multiplied together give a triangular number (947376 = T₁₃₇₆).

The spelling of 2203243 in words is "two million, two hundred three thousand, two hundred forty-three".