200981602 has 4 divisors (see below), whose sum is σ = 301472406. Its totient is φ = 100490800.

The previous prime is 200981579. The next prime is 200981623. The reversal of 200981602 is 206189002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 206189002 = 2 ⋅103094501.

It can be written as a sum of positive squares in only one way, i.e., 120143521 + 80838081 = 10961^2 + 8991^2 .

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 as a sum of consecutive naturals, namely, 50245399 + ... + 50245402.

Almost surely, 2^200981602 is an apocalyptic number.

200981602 is a deficient number, since it is larger than the sum of its proper divisors (100490804).

200981602 is a wasteful number, since it uses less digits than its factorization.

200981602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100490803.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 200981602 is about 14176.7980164775. The cubic root of 200981602 is about 585.7587272191.

The spelling of 200981602 in words is "two hundred million, nine hundred eighty-one thousand, six hundred two".