200530020 has 24 divisors (see below), whose sum is σ = 561484224. Its totient is φ = 53474656.

The previous prime is 200530019. The next prime is 200530021. The reversal of 200530020 is 20035002.

It is an interprime number because it is at equal distance from previous prime (200530019) and next prime (200530021).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 200529978 and 200530005.

It is not an unprimeable number, because it can be changed into a prime (200530021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1671024 + ... + 1671143.

It is an arithmetic number, because the mean of its divisors is an integer number (23395176).

Almost surely, 2^200530020 is an apocalyptic number.

200530020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200530020 is an abundant number, since it is smaller than the sum of its proper divisors (360954204).

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

200530020 is a wasteful number, since it uses less digits than its factorization.

200530020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3342179 (or 3342177 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 12.

The square root of 200530020 is about 14160.8622618822. The cubic root of 200530020 is about 585.3196879301.

Adding to 200530020 its reverse (20035002), we get a palindrome (220565022).

The spelling of 200530020 in words is "two hundred million, five hundred thirty thousand, twenty".