622235 has 4 divisors (see below), whose sum is σ = 746688. Its totient is φ = 497784.

The previous prime is 622189. The next prime is 622241. The reversal of 622235 is 532226.

It is a happy number.

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 622235 - 2¹⁸ = 360091 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 62219 + ... + 62228.

It is an arithmetic number, because the mean of its divisors is an integer number (186672).

2⁶²²²³⁵ is an apocalyptic number.

622235 is a deficient number, since it is larger than the sum of its proper divisors (124453).

622235 is a wasteful number, since it uses less digits than its factorization.

622235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124452.

The product of its digits is 720, while the sum is 20.

The square root of 622235 is about 788.8187371000. The cubic root of 622235 is about 85.3725287198.

Subtracting from 622235 its reverse (532226), we obtain a palindrome (90009).

The spelling of 622235 in words is "six hundred twenty-two thousand, two hundred thirty-five".