133219008 has 84 divisors (see below), whose sum is σ = 411244288. Its totient is φ = 40988160.

The previous prime is 133219007. The next prime is 133219019. The reversal of 133219008 is 800912331.

It is not an unprimeable number, because it can be changed into a prime (133219007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1408 + ... + 16383.

Almost surely, 2^133219008 is an apocalyptic number.

133219008 is a gapful number since it is divisible by the number (18) 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 133219008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205622144).

133219008 is an abundant number, since it is smaller than the sum of its proper divisors (278025280).

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

133219008 is a wasteful number, since it uses less digits than its factorization.

133219008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17822 (or 17809 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 133219008 is about 11542.0538900145. The cubic root of 133219008 is about 510.7268988742.

The spelling of 133219008 in words is "one hundred thirty-three million, two hundred nineteen thousand, eight".