622303243 has 2 divisors, whose sum is σ = 622303244. Its totient is φ = 622303242.

The previous prime is 622303223. The next prime is 622303261. The reversal of 622303243 is 342303226.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 622303243 - 2²¹ = 620206091 is a prime.

It is a super-2 number, since 2×622303243² = 774522652496634098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (622303223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311151621 + 311151622.

It is an arithmetic number, because the mean of its divisors is an integer number (311151622).

Almost surely, 2^622303243 is an apocalyptic number.

622303243 is a deficient number, since it is larger than the sum of its proper divisors (1).

622303243 is an equidigital number, since it uses as much as digits as its factorization.

622303243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 622303243 is about 24946.0065541561. The cubic root of 622303243 is about 853.7564965453.

Adding to 622303243 its reverse (342303226), we get a palindrome (964606469).

The spelling of 622303243 in words is "six hundred twenty-two million, three hundred three thousand, two hundred forty-three".