22678363 has 2 divisors, whose sum is σ = 22678364. Its totient is φ = 22678362.

The previous prime is 22678349. The next prime is 22678379. The reversal of 22678363 is 36387622.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22678363 is a prime.

It is not a weakly prime, because it can be changed into another prime (22678333) 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 as a sum of consecutive naturals, namely, 11339181 + 11339182.

It is an arithmetic number, because the mean of its divisors is an integer number (11339182).

Almost surely, 2^22678363 is an apocalyptic number.

22678363 is a deficient number, since it is larger than the sum of its proper divisors (1).

22678363 is an equidigital number, since it uses as much as digits as its factorization.

22678363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 37.

The square root of 22678363 is about 4762.1804879698. The cubic root of 22678363 is about 283.0548283685.

The spelling of 22678363 in words is "twenty-two million, six hundred seventy-eight thousand, three hundred sixty-three".