622959 has 4 divisors (see below), whose sum is σ = 830616. Its totient is φ = 415304.

The previous prime is 622957. The next prime is 622967. The reversal of 622959 is 959226.

622959 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 622959 - 2¹ = 622957 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622957) 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, 103824 + ... + 103829.

It is an arithmetic number, because the mean of its divisors is an integer number (207654).

2⁶²²⁹⁵⁹ is an apocalyptic number.

622959 is a deficient number, since it is larger than the sum of its proper divisors (207657).

622959 is a wasteful number, since it uses less digits than its factorization.

622959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207656.

The product of its digits is 9720, while the sum is 33.

The square root of 622959 is about 789.2775177338. The cubic root of 622959 is about 85.4056275508.

The spelling of 622959 in words is "six hundred twenty-two thousand, nine hundred fifty-nine".