133304432 has 10 divisors (see below), whose sum is σ = 258277368. Its totient is φ = 66652208.

The previous prime is 133304419. The next prime is 133304471. The reversal of 133304432 is 234403331.

133304432 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 133304398 and 133304407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4165748 + ... + 4165779.

Almost surely, 2^133304432 is an apocalyptic number.

It is an amenable number.

133304432 is a deficient number, since it is larger than the sum of its proper divisors (124972936).

133304432 is an equidigital number, since it uses as much as digits as its factorization.

133304432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8331535 (or 8331529 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 133304432 is about 11545.7538515248. The cubic root of 133304432 is about 510.8360399878.

Adding to 133304432 its reverse (234403331), we get a palindrome (367707763).

The spelling of 133304432 in words is "one hundred thirty-three million, three hundred four thousand, four hundred thirty-two".