523533222 has 24 divisors (see below), whose sum is σ = 1183641264. Its totient is φ = 166923504.

The previous prime is 523533211. The next prime is 523533229. The reversal of 523533222 is 222335325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523533229) 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, 631873 + ... + 632700.

It is an arithmetic number, because the mean of its divisors is an integer number (49318386).

Almost surely, 2^523533222 is an apocalyptic number.

523533222 is an abundant number, since it is smaller than the sum of its proper divisors (660108042).

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

523533222 is a wasteful number, since it uses less digits than its factorization.

523533222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264604 (or 1264601 counting only the distinct ones).

The product of its digits is 10800, while the sum is 27.

The square root of 523533222 is about 22880.8483671388. The cubic root of 523533222 is about 805.9623392025.

Adding to 523533222 its reverse (222335325), we get a palindrome (745868547).

The spelling of 523533222 in words is "five hundred twenty-three million, five hundred thirty-three thousand, two hundred twenty-two".