537222 has 16 divisors (see below), whose sum is σ = 1228032. Its totient is φ = 153480.

The previous prime is 537221. The next prime is 537233. The reversal of 537222 is 222735.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 537222.

It is not an unprimeable number, because it can be changed into a prime (537221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6354 + ... + 6437.

It is an arithmetic number, because the mean of its divisors is an integer number (76752).

2⁵³⁷²²² is an apocalyptic number.

537222 is an abundant number, since it is smaller than the sum of its proper divisors (690810).

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

537222 is a wasteful number, since it uses less digits than its factorization.

537222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12803.

The product of its digits is 840, while the sum is 21.

The square root of 537222 is about 732.9542959830. The cubic root of 537222 is about 81.2926466452.

Adding to 537222 its reverse (222735), we get a palindrome (759957).

The spelling of 537222 in words is "five hundred thirty-seven thousand, two hundred twenty-two".