203350066 has 8 divisors (see below), whose sum is σ = 305090604. Its totient is φ = 101653200.

The previous prime is 203350057. The next prime is 203350079. The reversal of 203350066 is 660053302.

It can be written as a sum of positive squares in 2 ways, for example, as 199233225 + 4116841 = 14115^2 + 2029^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 203350066.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5916 + ... + 21016.

Almost surely, 2^203350066 is an apocalyptic number.

203350066 is a deficient number, since it is larger than the sum of its proper divisors (101740538).

203350066 is a wasteful number, since it uses less digits than its factorization.

203350066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21836.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 203350066 is about 14260.0864653760. The cubic root of 203350066 is about 588.0507017381.

The spelling of 203350066 in words is "two hundred three million, three hundred fifty thousand, sixty-six".