222242533 has 4 divisors (see below), whose sum is σ = 227411008. Its totient is φ = 217074060.

The previous prime is 222242467. The next prime is 222242593. The reversal of 222242533 is 335242222.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 222242533 - 2⁹ = 222242021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222242498 and 222242507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222242593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2584173 + ... + 2584258.

It is an arithmetic number, because the mean of its divisors is an integer number (56852752).

Almost surely, 2^222242533 is an apocalyptic number.

It is an amenable number.

222242533 is a deficient number, since it is larger than the sum of its proper divisors (5168475).

222242533 is an equidigital number, since it uses as much as digits as its factorization.

222242533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5168474.

The product of its digits is 5760, while the sum is 25.

The square root of 222242533 is about 14907.8010786299. The cubic root of 222242533 is about 605.7253172815.

Adding to 222242533 its reverse (335242222), we get a palindrome (557484755).

The spelling of 222242533 in words is "two hundred twenty-two million, two hundred forty-two thousand, five hundred thirty-three".