5223222 has 24 divisors (see below), whose sum is σ = 11359920. Its totient is φ = 1734480.

The previous prime is 5223191. The next prime is 5223227. The reversal of 5223222 is 2223225.

It is a super-2 number, since 2×5223222² = 54564096122568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 5223195 and 5223204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5223227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7572 + ... + 8232.

It is an arithmetic number, because the mean of its divisors is an integer number (473330).

Almost surely, 2^5223222 is an apocalyptic number.

5223222 is an abundant number, since it is smaller than the sum of its proper divisors (6136698).

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

5223222 is a wasteful number, since it uses less digits than its factorization.

5223222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1108 (or 1105 counting only the distinct ones).

The product of its digits is 480, while the sum is 18.

The square root of 5223222 is about 2285.4369385306. The cubic root of 5223222 is about 173.5053330476.

Adding to 5223222 its reverse (2223225), we get a palindrome (7446447).

It can be divided in two parts, 5223 and 222, that added together give a palindrome (5445).

The spelling of 5223222 in words is "five million, two hundred twenty-three thousand, two hundred twenty-two".