622236 has 12 divisors (see below), whose sum is σ = 1451912. Its totient is φ = 207408.

The previous prime is 622189. The next prime is 622241. The reversal of 622236 is 632226.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

622236 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25915 + ... + 25938.

2⁶²²²³⁶ is an apocalyptic number.

It is an amenable number.

622236 is an abundant number, since it is smaller than the sum of its proper divisors (829676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

622236 is a wasteful number, since it uses less digits than its factorization.

622236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51860 (or 51858 counting only the distinct ones).

The product of its digits is 864, while the sum is 21.

The square root of 622236 is about 788.8193709589. The cubic root of 622236 is about 85.3725744541.

It can be divided in two parts, 622 and 236, that added together give a palindrome (858).

The spelling of 622236 in words is "six hundred twenty-two thousand, two hundred thirty-six".