133446332 has 6 divisors (see below), whose sum is σ = 233531088. Its totient is φ = 66723164.

The previous prime is 133446331. The next prime is 133446343. The reversal of 133446332 is 233644331.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 133446295 and 133446304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133446331) by changing a digit.

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 as a sum of consecutive naturals, namely, 16680788 + ... + 16680795.

It is an arithmetic number, because the mean of its divisors is an integer number (38921848).

Almost surely, 2^133446332 is an apocalyptic number.

It is an amenable number.

133446332 is a deficient number, since it is larger than the sum of its proper divisors (100084756).

133446332 is a wasteful number, since it uses less digits than its factorization.

133446332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33361587 (or 33361585 counting only the distinct ones).

The product of its digits is 15552, while the sum is 29.

The square root of 133446332 is about 11551.8973333388. The cubic root of 133446332 is about 511.0172340852.

The spelling of 133446332 in words is "one hundred thirty-three million, four hundred forty-six thousand, three hundred thirty-two".