133298888 has 16 divisors (see below), whose sum is σ = 252272880. Its totient is φ = 66026128.

The previous prime is 133298873. The next prime is 133298897. The reversal of 133298888 is 888892331.

133298888 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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77006 + ... + 78717.

It is an arithmetic number, because the mean of its divisors is an integer number (15767055).

Almost surely, 2^133298888 is an apocalyptic number.

It is an amenable number.

133298888 is a deficient number, since it is larger than the sum of its proper divisors (118973992).

133298888 is a wasteful number, since it uses less digits than its factorization.

133298888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155836 (or 155832 counting only the distinct ones).

The product of its digits is 663552, while the sum is 50.

The square root of 133298888 is about 11545.5137607644. The cubic root of 133298888 is about 510.8289581671.

The spelling of 133298888 in words is "one hundred thirty-three million, two hundred ninety-eight thousand, eight hundred eighty-eight".