622045343 has 4 divisors (see below), whose sum is σ = 624835008. Its totient is φ = 619255680.

The previous prime is 622045339. The next prime is 622045357. The reversal of 622045343 is 343540226.

622045343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 622045343 - 2² = 622045339 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622045363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1394498 + ... + 1394943.

It is an arithmetic number, because the mean of its divisors is an integer number (156208752).

Almost surely, 2^622045343 is an apocalyptic number.

622045343 is a deficient number, since it is larger than the sum of its proper divisors (2789665).

622045343 is a wasteful number, since it uses less digits than its factorization.

622045343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2789664.

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 622045343 is about 24940.8368544442. The cubic root of 622045343 is about 853.6385399988.

Adding to 622045343 its reverse (343540226), we get a palindrome (965585569).

The spelling of 622045343 in words is "six hundred twenty-two million, forty-five thousand, three hundred forty-three".