22316943 has 16 divisors (see below), whose sum is σ = 32544000. Its totient is φ = 13490880.

The previous prime is 22316941. The next prime is 22316951. The reversal of 22316943 is 34961322.

It is not a de Polignac number, because 22316943 - 2¹ = 22316941 is a prime.

It is a super-3 number, since 3×22316943³ (a number of 23 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22316943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22316941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19203 + ... + 20331.

It is an arithmetic number, because the mean of its divisors is an integer number (2034000).

Almost surely, 2^22316943 is an apocalyptic number.

22316943 is a deficient number, since it is larger than the sum of its proper divisors (10227057).

22316943 is a wasteful number, since it uses less digits than its factorization.

22316943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1742.

The product of its digits is 7776, while the sum is 30.

The square root of 22316943 is about 4724.0811805048. The cubic root of 22316943 is about 281.5431085502.

The spelling of 22316943 in words is "twenty-two million, three hundred sixteen thousand, nine hundred forty-three".