200990085 has 16 divisors (see below), whose sum is σ = 321838080. Its totient is φ = 107110080.

The previous prime is 200990071. The next prime is 200990093. The reversal of 200990085 is 580099002.

It is not a de Polignac number, because 200990085 - 2⁸ = 200989829 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17511 + ... + 26619.

It is an arithmetic number, because the mean of its divisors is an integer number (20114880).

Almost surely, 2^200990085 is an apocalyptic number.

It is an amenable number.

200990085 is a deficient number, since it is larger than the sum of its proper divisors (120847995).

200990085 is a wasteful number, since it uses less digits than its factorization.

200990085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10588.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 200990085 is about 14177.0971993564. The cubic root of 200990085 is about 585.7669683074.

The spelling of 200990085 in words is "two hundred million, nine hundred ninety thousand, eighty-five".