622798 has 8 divisors (see below), whose sum is σ = 1019160. Its totient is φ = 283080.

The previous prime is 622793. The next prime is 622813. The reversal of 622798 is 897226.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622793) 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, 14133 + ... + 14176.

It is an arithmetic number, because the mean of its divisors is an integer number (127395).

2⁶²²⁷⁹⁸ is an apocalyptic number.

622798 is a deficient number, since it is larger than the sum of its proper divisors (396362).

622798 is a wasteful number, since it uses less digits than its factorization.

622798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28322.

The product of its digits is 12096, while the sum is 34.

The square root of 622798 is about 789.1755191337. The cubic root of 622798 is about 85.3982693936.

The spelling of 622798 in words is "six hundred twenty-two thousand, seven hundred ninety-eight".