635085 has 24 divisors (see below), whose sum is σ = 1201824. Its totient is φ = 307680.

The previous prime is 635057. The next prime is 635087. The reversal of 635085 is 580536.

635085 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 635085 - 2⁶ = 635021 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (635087) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 147 + ... + 1136.

It is an arithmetic number, because the mean of its divisors is an integer number (50076).

2⁶³⁵⁰⁸⁵ is an apocalyptic number.

It is an amenable number.

635085 is a deficient number, since it is larger than the sum of its proper divisors (566739).

635085 is a wasteful number, since it uses less digits than its factorization.

635085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305 (or 1302 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 635085 is about 796.9222044842. The cubic root of 635085 is about 85.9562153179.

The spelling of 635085 in words is "six hundred thirty-five thousand, eighty-five".