522000198 has 24 divisors (see below), whose sum is σ = 1197530568. Its totient is φ = 163764672.

The previous prime is 522000187. The next prime is 522000229. The reversal of 522000198 is 891000225.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 852636 + ... + 853247.

It is an arithmetic number, because the mean of its divisors is an integer number (49897107).

Almost surely, 2^522000198 is an apocalyptic number.

522000198 is an abundant number, since it is smaller than the sum of its proper divisors (675530370).

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

522000198 is a wasteful number, since it uses less digits than its factorization.

522000198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1705908 (or 1705905 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 522000198 is about 22847.3236507036. The cubic root of 522000198 is about 805.1748899236.

Adding to 522000198 its sum of digits (27), we get a palindrome (522000225).

The spelling of 522000198 in words is "five hundred twenty-two million, one hundred ninety-eight", and thus it is an aban number.