2321224 has 16 divisors (see below), whose sum is σ = 4373100. Its totient is φ = 1155072.

The previous prime is 2321219. The next prime is 2321239. The reversal of 2321224 is 4221232.

It can be written as a sum of positive squares in 2 ways, for example, as 2304324 + 16900 = 1518^2 + 130^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2321198 and 2321207.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1492 + ... + 2620.

2^2321224 is an apocalyptic number.

It is an amenable number.

2321224 is a deficient number, since it is larger than the sum of its proper divisors (2051876).

2321224 is a wasteful number, since it uses less digits than its factorization.

2321224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1392 (or 1388 counting only the distinct ones).

The product of its digits is 192, while the sum is 16.

The square root of 2321224 is about 1523.5563658756. The cubic root of 2321224 is about 132.4053958608.

Adding to 2321224 its reverse (4221232), we get a palindrome (6542456).

The spelling of 2321224 in words is "two million, three hundred twenty-one thousand, two hundred twenty-four".