622045363 has 2 divisors, whose sum is σ = 622045364. Its totient is φ = 622045362.

The previous prime is 622045357. The next prime is 622045367. The reversal of 622045363 is 363540226.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 622045363 - 2²¹ = 619948211 is a prime.

It is not a weakly prime, because it can be changed into another prime (622045367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311022681 + 311022682.

It is an arithmetic number, because the mean of its divisors is an integer number (311022682).

Almost surely, 2^622045363 is an apocalyptic number.

622045363 is a deficient number, since it is larger than the sum of its proper divisors (1).

622045363 is an equidigital number, since it uses as much as digits as its factorization.

622045363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 31.

The square root of 622045363 is about 24940.8372553930. The cubic root of 622045363 is about 853.6385491476.

Adding to 622045363 its reverse (363540226), we get a palindrome (985585589).

The spelling of 622045363 in words is "six hundred twenty-two million, forty-five thousand, three hundred sixty-three".