200418020 has 48 divisors (see below), whose sum is σ = 460107648. Its totient is φ = 72725760.

The previous prime is 200418013. The next prime is 200418047. The reversal of 200418020 is 20814002.

200418020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 200418020.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188009 + ... + 189071.

It is an arithmetic number, because the mean of its divisors is an integer number (9585576).

Almost surely, 2^200418020 is an apocalyptic number.

200418020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200418020 is an abundant number, since it is smaller than the sum of its proper divisors (259689628).

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

200418020 is a wasteful number, since it uses less digits than its factorization.

200418020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1940 (or 1938 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 200418020 is about 14156.9071481027. The cubic root of 200418020 is about 585.2106967450.

The spelling of 200418020 in words is "two hundred million, four hundred eighteen thousand, twenty".