202283985 has 16 divisors (see below), whose sum is σ = 323833536. Its totient is φ = 107825088.

The previous prime is 202283953. The next prime is 202283999. The reversal of 202283985 is 589382202.

202283985 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 202283985 - 2⁵ = 202283953 is a prime.

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, 43807 + ... + 48203.

It is an arithmetic number, because the mean of its divisors is an integer number (20239596).

Almost surely, 2^202283985 is an apocalyptic number.

It is an amenable number.

202283985 is a deficient number, since it is larger than the sum of its proper divisors (121549551).

202283985 is a wasteful number, since it uses less digits than its factorization.

202283985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7472.

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 202283985 is about 14222.6574521079. The cubic root of 202283985 is about 587.0212644431.

The spelling of 202283985 in words is "two hundred two million, two hundred eighty-three thousand, nine hundred eighty-five".