523164222 has 96 divisors (see below), whose sum is σ = 1377222912. Its totient is φ = 140113152.

The previous prime is 523164199. The next prime is 523164241. The reversal of 523164222 is 222461325.

It is a happy number.

523164222 is a `hidden beast` number, since 5 + 231 + 6 + 422 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1000053 + ... + 1000575.

It is an arithmetic number, because the mean of its divisors is an integer number (14346072).

Almost surely, 2^523164222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 523164222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (688611456).

523164222 is an abundant number, since it is smaller than the sum of its proper divisors (854058690).

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

523164222 is a wasteful number, since it uses less digits than its factorization.

523164222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022 (or 1019 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 523164222 is about 22872.7834335920. The cubic root of 523164222 is about 805.7729402049.

The spelling of 523164222 in words is "five hundred twenty-three million, one hundred sixty-four thousand, two hundred twenty-two".