200966890 has 8 divisors (see below), whose sum is σ = 361740420. Its totient is φ = 80386752.

The previous prime is 200966873. The next prime is 200966891. The reversal of 200966890 is 98669002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 199572129 + 1394761 = 14127^2 + 1181^2 .

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

It is not an unprimeable number, because it can be changed into a prime (200966891) 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, 10048335 + ... + 10048354.

Almost surely, 2^200966890 is an apocalyptic number.

200966890 is a deficient number, since it is larger than the sum of its proper divisors (160773530).

200966890 is a wasteful number, since it uses less digits than its factorization.

200966890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20096696.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 200966890 is about 14176.2791309991. The cubic root of 200966890 is about 585.7444342148.

The spelling of 200966890 in words is "two hundred million, nine hundred sixty-six thousand, eight hundred ninety".