622314379 has 2 divisors, whose sum is σ = 622314380. Its totient is φ = 622314378.

The previous prime is 622314331. The next prime is 622314397. The reversal of 622314379 is 973413226.

622314379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (622314397) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-622314379 is a prime.

It is not a weakly prime, because it can be changed into another prime (622314079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311157189 + 311157190.

It is an arithmetic number, because the mean of its divisors is an integer number (311157190).

Almost surely, 2^622314379 is an apocalyptic number.

622314379 is a deficient number, since it is larger than the sum of its proper divisors (1).

622314379 is an equidigital number, since it uses as much as digits as its factorization.

622314379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 37.

The square root of 622314379 is about 24946.2297552155. The cubic root of 622314379 is about 853.7615891192.

It can be divided in two parts, 6223 and 14379, that added together give a palindrome (20602).

The spelling of 622314379 in words is "six hundred twenty-two million, three hundred fourteen thousand, three hundred seventy-nine".