200645066 has 8 divisors (see below), whose sum is σ = 301033920. Its totient is φ = 100300428.

The previous prime is 200645059. The next prime is 200645087. The reversal of 200645066 is 660546002.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 4895 + ... + 20621.

It is an arithmetic number, because the mean of its divisors is an integer number (37629240).

Almost surely, 2^200645066 is an apocalyptic number.

200645066 is a deficient number, since it is larger than the sum of its proper divisors (100388854).

200645066 is a wasteful number, since it uses less digits than its factorization.

200645066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22108.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 200645066 is about 14164.9237908292. The cubic root of 200645066 is about 585.4316010414.

The spelling of 200645066 in words is "two hundred million, six hundred forty-five thousand, sixty-six".