622309423 has 2 divisors, whose sum is σ = 622309424. Its totient is φ = 622309422.

The previous prime is 622309409. The next prime is 622309433. The reversal of 622309423 is 324903226.

622309423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 622309423 - 2¹³ = 622301231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (622309433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311154711 + 311154712.

It is an arithmetic number, because the mean of its divisors is an integer number (311154712).

Almost surely, 2^622309423 is an apocalyptic number.

622309423 is a deficient number, since it is larger than the sum of its proper divisors (1).

622309423 is an equidigital number, since it uses as much as digits as its factorization.

622309423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 622309423 is about 24946.1304213700. The cubic root of 622309423 is about 853.7593227118.

The spelling of 622309423 in words is "six hundred twenty-two million, three hundred nine thousand, four hundred twenty-three".