622259 has 4 divisors (see below), whose sum is σ = 678840. Its totient is φ = 565680.

The previous prime is 622249. The next prime is 622277. The reversal of 622259 is 952226.

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 622259 - 2⁴ = 622243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (622249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28274 + ... + 28295.

It is an arithmetic number, because the mean of its divisors is an integer number (169710).

2⁶²²²⁵⁹ is an apocalyptic number.

622259 is a deficient number, since it is larger than the sum of its proper divisors (56581).

622259 is a wasteful number, since it uses less digits than its factorization.

622259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56580.

The product of its digits is 2160, while the sum is 26.

The square root of 622259 is about 788.8339495737. The cubic root of 622259 is about 85.3736263299.

The spelling of 622259 in words is "six hundred twenty-two thousand, two hundred fifty-nine".