22140338 has 24 divisors (see below), whose sum is σ = 36771840. Its totient is φ = 9990200.

The previous prime is 22140323. The next prime is 22140343. The reversal of 22140338 is 83304122.

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 11 ways as a sum of consecutive naturals, for example, 45983 + ... + 46461.

It is an arithmetic number, because the mean of its divisors is an integer number (1532160).

Almost surely, 2^22140338 is an apocalyptic number.

22140338 is a deficient number, since it is larger than the sum of its proper divisors (14631502).

22140338 is a wasteful number, since it uses less digits than its factorization.

22140338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694 (or 683 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 22140338 is about 4705.3520590919. The cubic root of 22140338 is about 280.7984776150.

The spelling of 22140338 in words is "twenty-two million, one hundred forty thousand, three hundred thirty-eight".