622773 has 6 divisors (see below), whose sum is σ = 899574. Its totient is φ = 415176.

The previous prime is 622751. The next prime is 622777. The reversal of 622773 is 377226.

It can be written as a sum of positive squares in only one way, i.e., 603729 + 19044 = 777^2 + 138^2 .

It is not a de Polignac number, because 622773 - 2⁶ = 622709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622777) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34590 + ... + 34607.

It is an arithmetic number, because the mean of its divisors is an integer number (149929).

2⁶²²⁷⁷³ is an apocalyptic number.

It is an amenable number.

622773 is a deficient number, since it is larger than the sum of its proper divisors (276801).

622773 is a wasteful number, since it uses less digits than its factorization.

622773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69203 (or 69200 counting only the distinct ones).

The product of its digits is 3528, while the sum is 27.

The square root of 622773 is about 789.1596796593. The cubic root of 622773 is about 85.3971267089.

Adding to 622773 its reverse (377226), we get a palindrome (999999).

The spelling of 622773 in words is "six hundred twenty-two thousand, seven hundred seventy-three".