22068379 has 2 divisors, whose sum is σ = 22068380. Its totient is φ = 22068378.

The previous prime is 22068353. The next prime is 22068451. The reversal of 22068379 is 97386022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22068379 - 2¹³ = 22060187 is a prime.

It is not a weakly prime, because it can be changed into another prime (22068479) 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, 11034189 + 11034190.

It is an arithmetic number, because the mean of its divisors is an integer number (11034190).

Almost surely, 2^22068379 is an apocalyptic number.

22068379 is a deficient number, since it is larger than the sum of its proper divisors (1).

22068379 is an equidigital number, since it uses as much as digits as its factorization.

22068379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 22068379 is about 4697.6993305234. The cubic root of 22068379 is about 280.4939368269.

It can be divided in two parts, 2206 and 8379, that added together give a triangular number (10585 = T₁₄₅).

The spelling of 22068379 in words is "twenty-two million, sixty-eight thousand, three hundred seventy-nine".