22316315 has 24 divisors (see below), whose sum is σ = 31573440. Its totient is φ = 15095808.

The previous prime is 22316309. The next prime is 22316321. The reversal of 22316315 is 51361322.

It is an interprime number because it is at equal distance from previous prime (22316309) and next prime (22316321).

It is not a de Polignac number, because 22316315 - 2⁴ = 22316299 is a prime.

It is a super-3 number, since 3×22316315³ (a number of 23 digits) contains 333 as substring.

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 23 ways as a sum of consecutive naturals, for example, 18779 + ... + 19931.

It is an arithmetic number, because the mean of its divisors is an integer number (1315560).

Almost surely, 2^22316315 is an apocalyptic number.

22316315 is a deficient number, since it is larger than the sum of its proper divisors (9257125).

22316315 is a wasteful number, since it uses less digits than its factorization.

22316315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1251 (or 1244 counting only the distinct ones).

The product of its digits is 1080, while the sum is 23.

The square root of 22316315 is about 4724.0147120855. The cubic root of 22316315 is about 281.5404676460.

Adding to 22316315 its reverse (51361322), we get a palindrome (73677637).

The spelling of 22316315 in words is "twenty-two million, three hundred sixteen thousand, three hundred fifteen".