133892 has 24 divisors (see below), whose sum is σ = 272160. Its totient is φ = 56960.

The previous prime is 133877. The next prime is 133919. The reversal of 133892 is 298331.

It is a plaindrome in base 9.

It is an unprimeable number.

133892 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 659 + ... + 837.

It is an arithmetic number, because the mean of its divisors is an integer number (11340).

2¹³³⁸⁹² is an apocalyptic number.

It is an amenable number.

133892 is an abundant number, since it is smaller than the sum of its proper divisors (138268).

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

133892 is a wasteful number, since it uses less digits than its factorization.

133892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211 (or 209 counting only the distinct ones).

The product of its digits is 1296, while the sum is 26.

The square root of 133892 is about 365.9125578605. The cubic root of 133892 is about 51.1585479921.

The spelling of 133892 in words is "one hundred thirty-three thousand, eight hundred ninety-two".