133285086 has 24 divisors (see below), whose sum is σ = 315037944. Its totient is φ = 40389360.

The previous prime is 133285051. The next prime is 133285111. The reversal of 133285086 is 680582331.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 133285086.

It is a congruent number.

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 in 11 ways as a sum of consecutive naturals, for example, 336381 + ... + 336776.

It is an arithmetic number, because the mean of its divisors is an integer number (13126581).

Almost surely, 2^133285086 is an apocalyptic number.

133285086 is an abundant number, since it is smaller than the sum of its proper divisors (181752858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133285086 is a wasteful number, since it uses less digits than its factorization.

133285086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673176 (or 673173 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 133285086 is about 11544.9160239475. The cubic root of 133285086 is about 510.8113268506.

The spelling of 133285086 in words is "one hundred thirty-three million, two hundred eighty-five thousand, eighty-six".