22338305 has 16 divisors (see below), whose sum is σ = 29419200. Its totient is φ = 16148160.

The previous prime is 22338293. The next prime is 22338307. The reversal of 22338305 is 50383322.

It is not a de Polignac number, because 22338305 - 2²² = 18144001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22338307) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 8711 + ... + 10979.

It is an arithmetic number, because the mean of its divisors is an integer number (1838700).

Almost surely, 2^22338305 is an apocalyptic number.

It is an amenable number.

22338305 is a deficient number, since it is larger than the sum of its proper divisors (7080895).

22338305 is a wasteful number, since it uses less digits than its factorization.

22338305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2464.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 22338305 is about 4726.3416084748. The cubic root of 22338305 is about 281.6329118582.

The spelling of 22338305 in words is "twenty-two million, three hundred thirty-eight thousand, three hundred five".