22022315 has 16 divisors (see below), whose sum is σ = 30820800. Its totient is φ = 15099840.

The previous prime is 22022309. The next prime is 22022323. The reversal of 22022315 is 51322022.

It is not a de Polignac number, because 22022315 - 2²⁴ = 5245099 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22022293 and 22022302.

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, 4706 + ... + 8135.

It is an arithmetic number, because the mean of its divisors is an integer number (1926300).

Almost surely, 2^22022315 is an apocalyptic number.

22022315 is a deficient number, since it is larger than the sum of its proper divisors (8798485).

22022315 is an equidigital number, since it uses as much as digits as its factorization.

22022315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12867 (or 12853 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 22022315 is about 4692.7939439102. The cubic root of 22022315 is about 280.2986396998.

Adding to 22022315 its reverse (51322022), we get a palindrome (73344337).

The spelling of 22022315 in words is "twenty-two million, twenty-two thousand, three hundred fifteen".