133475488 has 24 divisors (see below), whose sum is σ = 268373952. Its totient is φ = 65317056.

The previous prime is 133475479. The next prime is 133475521. The reversal of 133475488 is 884574331.

133475488 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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42870 + ... + 45877.

It is an arithmetic number, because the mean of its divisors is an integer number (11182248).

Almost surely, 2^133475488 is an apocalyptic number.

It is an amenable number.

133475488 is an abundant number, since it is smaller than the sum of its proper divisors (134898464).

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

133475488 is an equidigital number, since it uses as much as digits as its factorization.

133475488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88804 (or 88796 counting only the distinct ones).

The product of its digits is 322560, while the sum is 43.

The square root of 133475488 is about 11553.1592216155. The cubic root of 133475488 is about 511.0544478807.

The spelling of 133475488 in words is "one hundred thirty-three million, four hundred seventy-five thousand, four hundred eighty-eight".