622007329 has 2 divisors, whose sum is σ = 622007330. Its totient is φ = 622007328.

The previous prime is 622007327. The next prime is 622007411. The reversal of 622007329 is 923700226.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 382593600 + 239413729 = 19560^2 + 15473^2 .

It is a cyclic number.

It is not a de Polignac number, because 622007329 - 2¹ = 622007327 is a prime.

Together with 622007327, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 622007329.

It is not a weakly prime, because it can be changed into another prime (622007327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311003664 + 311003665.

It is an arithmetic number, because the mean of its divisors is an integer number (311003665).

Almost surely, 2^622007329 is an apocalyptic number.

It is an amenable number.

622007329 is a deficient number, since it is larger than the sum of its proper divisors (1).

622007329 is an equidigital number, since it uses as much as digits as its factorization.

622007329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 622007329 is about 24940.0747593106. The cubic root of 622007329 is about 853.6211506574.

The spelling of 622007329 in words is "six hundred twenty-two million, seven thousand, three hundred twenty-nine".