2243304 has 48 divisors (see below), whose sum is σ = 6945120. Its totient is φ = 640800.

The previous prime is 2243287. The next prime is 2243309. The reversal of 2243304 is 4033422.

2243304 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2243309) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1722 + ... + 2729.

It is an arithmetic number, because the mean of its divisors is an integer number (144690).

2^2243304 is an apocalyptic number.

2243304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2243304 is an abundant number, since it is smaller than the sum of its proper divisors (4701816).

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

2243304 is a wasteful number, since it uses less digits than its factorization.

2243304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4470 (or 4463 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 2243304 is about 1497.7663369164. The cubic root of 2243304 is about 130.9069517748.

Adding to 2243304 its reverse (4033422), we get a palindrome (6276726).

The spelling of 2243304 in words is "two million, two hundred forty-three thousand, three hundred four".