133740272 has 10 divisors (see below), whose sum is σ = 259121808. Its totient is φ = 66870128.

The previous prime is 133740251. The next prime is 133740283. The reversal of 133740272 is 272047331.

133740272 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 as a sum of consecutive naturals, namely, 4179368 + ... + 4179399.

Almost surely, 2^133740272 is an apocalyptic number.

It is an amenable number.

133740272 is a deficient number, since it is larger than the sum of its proper divisors (125381536).

133740272 is an equidigital number, since it uses as much as digits as its factorization.

133740272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8358775 (or 8358769 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 133740272 is about 11564.6129204570. The cubic root of 133740272 is about 511.3921619710.

The spelling of 133740272 in words is "one hundred thirty-three million, seven hundred forty thousand, two hundred seventy-two".