22140316 has 48 divisors (see below), whose sum is σ = 43934688. Its totient is φ = 9676800.

The previous prime is 22140299. The next prime is 22140323. The reversal of 22140316 is 61304122.

It is a junction number, because it is equal to n+sod(n) for n = 22140293 and 22140302.

It is a congruent number.

It is an unprimeable number.

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, 195876 + ... + 195988.

It is an arithmetic number, because the mean of its divisors is an integer number (915306).

Almost surely, 2^22140316 is an apocalyptic number.

It is an amenable number.

22140316 is a deficient number, since it is larger than the sum of its proper divisors (21794372).

22140316 is a wasteful number, since it uses less digits than its factorization.

22140316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262 (or 260 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 22140316 is about 4705.3497213278. The cubic root of 22140316 is about 280.7983846088.

Adding to 22140316 its reverse (61304122), we get a palindrome (83444438).

The spelling of 22140316 in words is "twenty-two million, one hundred forty thousand, three hundred sixteen".