22716836 has 12 divisors (see below), whose sum is σ = 39795420. Its totient is φ = 11346720.

The previous prime is 22716823. The next prime is 22716877. The reversal of 22716836 is 63861722.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 17222500 + 5494336 = 4150^2 + 2344^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22716796 and 22716805.

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 3 ways as a sum of consecutive naturals, for example, 2606 + ... + 7226.

It is an arithmetic number, because the mean of its divisors is an integer number (3316285).

Almost surely, 2^22716836 is an apocalyptic number.

It is an amenable number.

22716836 is a deficient number, since it is larger than the sum of its proper divisors (17078584).

22716836 is a wasteful number, since it uses less digits than its factorization.

22716836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5854 (or 5852 counting only the distinct ones).

The product of its digits is 24192, while the sum is 35.

The square root of 22716836 is about 4766.2182073422. The cubic root of 22716836 is about 283.2148019384.

The spelling of 22716836 in words is "twenty-two million, seven hundred sixteen thousand, eight hundred thirty-six".