622849967 has 4 divisors (see below), whose sum is σ = 623075136. Its totient is φ = 622624800.

The previous prime is 622849957. The next prime is 622849979. The reversal of 622849967 is 769948226.

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 622849967 - 2¹⁰ = 622848943 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 (622849957) 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, 108383 + ... + 113984.

It is an arithmetic number, because the mean of its divisors is an integer number (155768784).

Almost surely, 2^622849967 is an apocalyptic number.

622849967 is a deficient number, since it is larger than the sum of its proper divisors (225169).

622849967 is a wasteful number, since it uses less digits than its factorization.

622849967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225168.

The product of its digits is 2612736, while the sum is 53.

The square root of 622849967 is about 24956.9622951192. The cubic root of 622849967 is about 854.0064457170.

The spelling of 622849967 in words is "six hundred twenty-two million, eight hundred forty-nine thousand, nine hundred sixty-seven".