133233232 has 40 divisors (see below), whose sum is σ = 282383712. Its totient is φ = 60393600.

The previous prime is 133233229. The next prime is 133233239. The reversal of 133233232 is 232332331.

133233232 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133233239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81382 + ... + 83002.

Almost surely, 2^133233232 is an apocalyptic number.

It is an amenable number.

133233232 is an abundant number, since it is smaller than the sum of its proper divisors (149150480).

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

133233232 is a wasteful number, since it uses less digits than its factorization.

133233232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2107 (or 2101 counting only the distinct ones).

The product of its digits is 1944, while the sum is 22.

The square root of 133233232 is about 11542.6700550609. The cubic root of 133233232 is about 510.7450752615.

Adding to 133233232 its reverse (232332331), we get a palindrome (365565563).

Subtracting 133233232 from its reverse (232332331), we obtain a palindrome (99099099).

It can be divided in two parts, 1 and 33233232, that added together give a palindrome (33233233).

The spelling of 133233232 in words is "one hundred thirty-three million, two hundred thirty-three thousand, two hundred thirty-two".