200064378 has 16 divisors (see below), whose sum is σ = 400333536. Its totient is φ = 66654000.

The previous prime is 200064367. The next prime is 200064391. The reversal of 200064378 is 873460002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6100 + ... + 20912.

It is an arithmetic number, because the mean of its divisors is an integer number (25020846).

Almost surely, 2^200064378 is an apocalyptic number.

200064378 is an abundant number, since it is smaller than the sum of its proper divisors (200269158).

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

200064378 is a wasteful number, since it uses less digits than its factorization.

200064378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17069.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 200064378 is about 14144.4115466144. The cubic root of 200064378 is about 584.8662883825.

The spelling of 200064378 in words is "two hundred million, sixty-four thousand, three hundred seventy-eight".