2415221322 has 32 divisors (see below), whose sum is σ = 4862258880. Its totient is φ = 799787520.

The previous prime is 2415221299. The next prime is 2415221339. The reversal of 2415221322 is 2231225142.

It is a junction number, because it is equal to n+sod(n) for n = 2415221292 and 2415221301.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 716922 + ... + 720282.

It is an arithmetic number, because the mean of its divisors is an integer number (151945590).

Almost surely, 2^2415221322 is an apocalyptic number.

2415221322 is an abundant number, since it is smaller than the sum of its proper divisors (2447037558).

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

2415221322 is a wasteful number, since it uses less digits than its factorization.

2415221322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4118.

The product of its digits is 1920, while the sum is 24.

The square root of 2415221322 is about 49144.9012818217. The cubic root of 2415221322 is about 1341.6903969432.

Adding to 2415221322 its reverse (2231225142), we get a palindrome (4646446464).

The spelling of 2415221322 in words is "two billion, four hundred fifteen million, two hundred twenty-one thousand, three hundred twenty-two".