622073663 has 4 divisors (see below), whose sum is σ = 649120368. Its totient is φ = 595026960.

The previous prime is 622073657. The next prime is 622073677. The reversal of 622073663 is 366370226.

622073663 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 622073663 - 2²⁰ = 621025087 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 (622073653) 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, 13523318 + ... + 13523363.

It is an arithmetic number, because the mean of its divisors is an integer number (162280092).

Almost surely, 2^622073663 is an apocalyptic number.

622073663 is a deficient number, since it is larger than the sum of its proper divisors (27046705).

622073663 is a wasteful number, since it uses less digits than its factorization.

622073663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27046704.

The product of its (nonzero) digits is 54432, while the sum is 35.

The square root of 622073663 is about 24941.4045915622. The cubic root of 622073663 is about 853.6514944010.

The spelling of 622073663 in words is "six hundred twenty-two million, seventy-three thousand, six hundred sixty-three".