622677 has 8 divisors (see below), whose sum is σ = 905760. Its totient is φ = 377360.

The previous prime is 622669. The next prime is 622709. The reversal of 622677 is 776226.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 622677 - 2³ = 622669 is a prime.

It is a plaindrome in base 14.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 622677.

It is not an unprimeable number, because it can be changed into a prime (622607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9402 + ... + 9467.

It is an arithmetic number, because the mean of its divisors is an integer number (113220).

2⁶²²⁶⁷⁷ is an apocalyptic number.

It is an amenable number.

622677 is a deficient number, since it is larger than the sum of its proper divisors (283083).

622677 is a wasteful number, since it uses less digits than its factorization.

622677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18883.

The product of its digits is 7056, while the sum is 30.

The square root of 622677 is about 789.0988531230. The cubic root of 622677 is about 85.3927385153.

The spelling of 622677 in words is "six hundred twenty-two thousand, six hundred seventy-seven".