2243000 has 32 divisors (see below), whose sum is σ = 5250960. Its totient is φ = 896800.

The previous prime is 2242993. The next prime is 2243027. The reversal of 2243000 is 3422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122 + ... + 2121.

2^2243000 is an apocalyptic number.

2243000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2243000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2625480).

2243000 is an abundant number, since it is smaller than the sum of its proper divisors (3007960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2243000 is a wasteful number, since it uses less digits than its factorization.

2243000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2264 (or 2250 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 2243000 is about 1497.6648490233. The cubic root of 2243000 is about 130.9010382486.

Adding to 2243000 its reverse (3422), we get a palindrome (2246422).

It can be divided in two parts, 22 and 43000, that multiplied together give a triangular number (946000 = T₁₃₇₅).

The spelling of 2243000 in words is "two million, two hundred forty-three thousand".