634222 has 8 divisors (see below), whose sum is σ = 965736. Its totient is φ = 312312.

The previous prime is 634211. The next prime is 634223. The reversal of 634222 is 222436.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 634222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (634223) 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, 2233 + ... + 2500.

It is an arithmetic number, because the mean of its divisors is an integer number (120717).

2⁶³⁴²²² is an apocalyptic number.

634222 is a deficient number, since it is larger than the sum of its proper divisors (331514).

634222 is a wasteful number, since it uses less digits than its factorization.

634222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4802.

The product of its digits is 576, while the sum is 19.

The square root of 634222 is about 796.3805622942. The cubic root of 634222 is about 85.9172631358.

Adding to 634222 its reverse (222436), we get a palindrome (856658).

The spelling of 634222 in words is "six hundred thirty-four thousand, two hundred twenty-two".