622208263 has 2 divisors, whose sum is σ = 622208264. Its totient is φ = 622208262.

The previous prime is 622208239. The next prime is 622208281. The reversal of 622208263 is 362802226.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 622208263 - 2¹⁷ = 622077191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (622208233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311104131 + 311104132.

It is an arithmetic number, because the mean of its divisors is an integer number (311104132).

Almost surely, 2^622208263 is an apocalyptic number.

622208263 is a deficient number, since it is larger than the sum of its proper divisors (1).

622208263 is an equidigital number, since it uses as much as digits as its factorization.

622208263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 622208263 is about 24944.1027699936. The cubic root of 622208263 is about 853.7130590311.

The spelling of 622208263 in words is "six hundred twenty-two million, two hundred eight thousand, two hundred sixty-three".