200530540 has 36 divisors (see below), whose sum is σ = 489869856. Its totient is φ = 68752992.

The previous prime is 200530513. The next prime is 200530571. The reversal of 200530540 is 45035002.

It is a happy 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, 101332 + ... + 103291.

It is an arithmetic number, because the mean of its divisors is an integer number (13607496).

Almost surely, 2^200530540 is an apocalyptic number.

200530540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200530540 is an abundant number, since it is smaller than the sum of its proper divisors (289339316).

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

200530540 is a wasteful number, since it uses less digits than its factorization.

200530540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204646 (or 204637 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 200530540 is about 14160.8806223342. The cubic root of 200530540 is about 585.3201938660.

Adding to 200530540 its reverse (45035002), we get a palindrome (245565542).

The spelling of 200530540 in words is "two hundred million, five hundred thirty thousand, five hundred forty".