2215224530 has 48 divisors (see below), whose sum is σ = 4184621784. Its totient is φ = 844250880.

The previous prime is 2215224527. The next prime is 2215224533. The reversal of 2215224530 is 354225122.

It is an interprime number because it is at equal distance from previous prime (2215224527) and next prime (2215224533).

It can be written as a sum of positive squares in 4 ways, for example, as 1738806601 + 476417929 = 41699^2 + 21827^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2215224530.

It is not an unprimeable number, because it can be changed into a prime (2215224533) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1676270 + ... + 1677590.

Almost surely, 2^2215224530 is an apocalyptic number.

2215224530 is a deficient number, since it is larger than the sum of its proper divisors (1969397254).

2215224530 is a wasteful number, since it uses less digits than its factorization.

2215224530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691 (or 1668 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 2215224530 is about 47066.1718222334. The cubic root of 2215224530 is about 1303.5846881615.

Adding to 2215224530 its reverse (354225122), we get a palindrome (2569449652).

The spelling of 2215224530 in words is "two billion, two hundred fifteen million, two hundred twenty-four thousand, five hundred thirty".