133322232 has 32 divisors (see below), whose sum is σ = 336747600. Its totient is φ = 43981824.

The previous prime is 133322213. The next prime is 133322257. The reversal of 133322232 is 232223331.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 133322199 and 133322208.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 26307 + ... + 30962.

Almost surely, 2^133322232 is an apocalyptic number.

133322232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133322232 is an abundant number, since it is smaller than the sum of its proper divisors (203425368).

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

133322232 is a wasteful number, since it uses less digits than its factorization.

133322232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57375 (or 57371 counting only the distinct ones).

The product of its digits is 1296, while the sum is 21.

The square root of 133322232 is about 11546.5246719522. The cubic root of 133322232 is about 510.8587761081.

Adding to 133322232 its reverse (232223331), we get a palindrome (365545563).

The spelling of 133322232 in words is "one hundred thirty-three million, three hundred twenty-two thousand, two hundred thirty-two".