133313576 has 64 divisors (see below), whose sum is σ = 291340800. Its totient is φ = 56548800.

The previous prime is 133313569. The next prime is 133313597. The reversal of 133313576 is 675313331.

133313576 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118151 + ... + 119273.

It is an arithmetic number, because the mean of its divisors is an integer number (4552200).

Almost surely, 2^133313576 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133313576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145670400).

133313576 is an abundant number, since it is smaller than the sum of its proper divisors (158027224).

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

133313576 is a wasteful number, since it uses less digits than its factorization.

133313576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1230 (or 1226 counting only the distinct ones).

The product of its digits is 17010, while the sum is 32.

The square root of 133313576 is about 11546.1498344686. The cubic root of 133313576 is about 510.8477199644.

The spelling of 133313576 in words is "one hundred thirty-three million, three hundred thirteen thousand, five hundred seventy-six".