2443224 has 32 divisors (see below), whose sum is σ = 6981120. Its totient is φ = 698016.

The previous prime is 2443219. The next prime is 2443241. The reversal of 2443224 is 4223442.

2443224 = T₈₃₂ + T₈₃₃ + ... + T₈₃₈.

2443224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×2443224³ = 43753330014237430272, which contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nude number because it is divisible by every one of its digits.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2443224.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7104 + ... + 7439.

It is an arithmetic number, because the mean of its divisors is an integer number (218160).

2^2443224 is an apocalyptic number.

2443224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2443224 is an abundant number, since it is smaller than the sum of its proper divisors (4537896).

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

2443224 is a wasteful number, since it uses less digits than its factorization.

2443224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14559 (or 14555 counting only the distinct ones).

The product of its digits is 1536, while the sum is 21.

The square root of 2443224 is about 1563.0815717678. The cubic root of 2443224 is about 134.6855782784.

Adding to 2443224 its reverse (4223442), we get a palindrome (6666666).

The spelling of 2443224 in words is "two million, four hundred forty-three thousand, two hundred twenty-four".