133330896 has 60 divisors (see below), whose sum is σ = 374233860. Its totient is φ = 44313600.

The previous prime is 133330889. The next prime is 133330919. The reversal of 133330896 is 698033331.

133330896 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 124545600 + 8785296 = 11160^2 + 2964^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 133330896.

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, 56590 + ... + 58898.

It is an arithmetic number, because the mean of its divisors is an integer number (6237231).

Almost surely, 2^133330896 is an apocalyptic number.

133330896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133330896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187116930).

133330896 is an abundant number, since it is smaller than the sum of its proper divisors (240902964).

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

133330896 is a wasteful number, since it uses less digits than its factorization.

133330896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2724 (or 2715 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

The square root of 133330896 is about 11546.8998436810. The cubic root of 133330896 is about 510.8698419909.

The spelling of 133330896 in words is "one hundred thirty-three million, three hundred thirty thousand, eight hundred ninety-six".