622236323 has 4 divisors (see below), whose sum is σ = 623622600. Its totient is φ = 620850048.

The previous prime is 622236317. The next prime is 622236331. The reversal of 622236323 is 323632226.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 622236323 - 2¹⁸ = 621974179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (622236313) 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 in 3 ways as a sum of consecutive naturals, for example, 692465 + ... + 693362.

It is an arithmetic number, because the mean of its divisors is an integer number (155905650).

Almost surely, 2^622236323 is an apocalyptic number.

622236323 is a deficient number, since it is larger than the sum of its proper divisors (1386277).

622236323 is a wasteful number, since it uses less digits than its factorization.

622236323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1386276.

The product of its digits is 15552, while the sum is 29.

The square root of 622236323 is about 24944.6652212452. The cubic root of 622236323 is about 853.7258922628.

Adding to 622236323 its reverse (323632226), we get a palindrome (945868549).

The spelling of 622236323 in words is "six hundred twenty-two million, two hundred thirty-six thousand, three hundred twenty-three".