222534523 has 8 divisors (see below), whose sum is σ = 229887360. Its totient is φ = 215192640.

The previous prime is 222534463. The next prime is 222534541. The reversal of 222534523 is 325435222.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 222534523 - 2¹⁷ = 222403451 is a prime.

It is a super-2 number, since 2×222534523² = 99043227853675058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222534491 and 222534500.

It is not an unprimeable number, because it can be changed into a prime (222534563) 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 7 ways as a sum of consecutive naturals, for example, 67743 + ... + 70951.

It is an arithmetic number, because the mean of its divisors is an integer number (28735920).

Almost surely, 2^222534523 is an apocalyptic number.

222534523 is a deficient number, since it is larger than the sum of its proper divisors (7352837).

222534523 is a wasteful number, since it uses less digits than its factorization.

222534523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5477.

The product of its digits is 14400, while the sum is 28.

The square root of 222534523 is about 14917.5910588808. The cubic root of 222534523 is about 605.9904755480.

Adding to 222534523 its reverse (325435222), we get a palindrome (547969745).

The spelling of 222534523 in words is "two hundred twenty-two million, five hundred thirty-four thousand, five hundred twenty-three".