222423379 has 2 divisors, whose sum is σ = 222423380. Its totient is φ = 222423378.

The previous prime is 222423373. The next prime is 222423389. The reversal of 222423379 is 973324222.

222423379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222423379 - 2⁵ = 222423347 is a prime.

It is not a weakly prime, because it can be changed into another prime (222423373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111211689 + 111211690.

It is an arithmetic number, because the mean of its divisors is an integer number (111211690).

Almost surely, 2^222423379 is an apocalyptic number.

222423379 is a deficient number, since it is larger than the sum of its proper divisors (1).

222423379 is an equidigital number, since it uses as much as digits as its factorization.

222423379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 34.

The square root of 222423379 is about 14913.8653272718. The cubic root of 222423379 is about 605.8895722207.

The spelling of 222423379 in words is "two hundred twenty-two million, four hundred twenty-three thousand, three hundred seventy-nine".