522042000 has 160 divisors (see below), whose sum is σ = 1696391424. Its totient is φ = 138112000.

The previous prime is 522041999. The next prime is 522042011. The reversal of 522042000 is 240225.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1001740 + ... + 1002260.

Almost surely, 2^522042000 is an apocalyptic number.

522042000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 522042000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (848195712).

522042000 is an abundant number, since it is smaller than the sum of its proper divisors (1174349424).

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

522042000 is a wasteful number, since it uses less digits than its factorization.

522042000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714 (or 698 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 522042000 is about 22848.2384441339. The cubic root of 522042000 is about 805.1963822669.

Adding to 522042000 its reverse (240225), we get a palindrome (522282225).

The spelling of 522042000 in words is "five hundred twenty-two million, forty-two thousand".