200085420 has 48 divisors (see below), whose sum is σ = 560867328. Its totient is φ = 53296320.

The previous prime is 200085373. The next prime is 200085437. The reversal of 200085420 is 24580002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87127 + ... + 89393.

It is an arithmetic number, because the mean of its divisors is an integer number (11684736).

Almost surely, 2^200085420 is an apocalyptic number.

200085420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200085420 is an abundant number, since it is smaller than the sum of its proper divisors (360781908).

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

200085420 is a wasteful number, since it uses less digits than its factorization.

200085420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3750 (or 3748 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 200085420 is about 14145.1553543961. The cubic root of 200085420 is about 584.8867923242.

The spelling of 200085420 in words is "two hundred million, eighty-five thousand, four hundred twenty".