52222 has 4 divisors (see below), whose sum is σ = 78336. Its totient is φ = 26110.

The previous prime is 52201. The next prime is 52223. The reversal of 52222 is 22225.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

52222 is a modest number, since divided by 222 gives 52 as remainder.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13054 + ... + 13057.

It is an arithmetic number, because the mean of its divisors is an integer number (19584).

2⁵²²²² is an apocalyptic number.

52222 is a deficient number, since it is larger than the sum of its proper divisors (26114).

52222 is a wasteful number, since it uses less digits than its factorization.

52222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26113.

The product of its digits is 80, while the sum is 13.

The square root of 52222 is about 228.5213337962. The cubic root of 52222 is about 37.3781526630.

Adding to 52222 its reverse (22225), we get a palindrome (74447).

The spelling of 52222 in words is "fifty-two thousand, two hundred twenty-two".