999966202 has 8 divisors (see below), whose sum is σ = 1500145812. Its totient is φ = 499917600.

The previous prime is 999966199. The next prime is 999966203. The reversal of 999966202 is 202669999.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 995339401 + 4626801 = 31549^2 + 2151^2 .

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 999966202.

It is not an unprimeable number, because it can be changed into a prime (999966203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10699 + ... + 45982.

Almost surely, 2^999966202 is an apocalyptic number.

999966202 is a deficient number, since it is larger than the sum of its proper divisors (500179610).

999966202 is a wasteful number, since it uses less digits than its factorization.

999966202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65504.

The product of its (nonzero) digits is 944784, while the sum is 52.

The square root of 999966202 is about 31622.2422038666. The cubic root of 999966202 is about 999.9887338731.

The spelling of 999966202 in words is "nine hundred ninety-nine million, nine hundred sixty-six thousand, two hundred two".