200902064 has 80 divisors (see below), whose sum is σ = 439257600. Its totient is φ = 88231680.

The previous prime is 200902057. The next prime is 200902069. The reversal of 200902064 is 460209002.

It is not an unprimeable number, because it can be changed into a prime (200902069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1232447 + ... + 1232609.

It is an arithmetic number, because the mean of its divisors is an integer number (5490720).

Almost surely, 2^200902064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200902064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (219628800).

200902064 is an abundant number, since it is smaller than the sum of its proper divisors (238355536).

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

200902064 is a wasteful number, since it uses less digits than its factorization.

200902064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378 (or 372 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 200902064 is about 14173.9925215163. The cubic root of 200902064 is about 585.6814461404.

The spelling of 200902064 in words is "two hundred million, nine hundred two thousand, sixty-four".