133272756 has 48 divisors (see below), whose sum is σ = 346147200. Its totient is φ = 44343936.

The previous prime is 133272749. The next prime is 133272767. The reversal of 133272756 is 657272331.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 133272756.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108361 + ... + 109583.

It is an arithmetic number, because the mean of its divisors is an integer number (7211400).

Almost surely, 2^133272756 is an apocalyptic number.

It is an amenable number.

133272756 is an abundant number, since it is smaller than the sum of its proper divisors (212874444).

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

133272756 is a wasteful number, since it uses less digits than its factorization.

133272756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2245 (or 2237 counting only the distinct ones).

The product of its digits is 52920, while the sum is 36.

The square root of 133272756 is about 11544.3820103113. The cubic root of 133272756 is about 510.7955749060.

It can be divided in two parts, 1332 and 72756, that added together give a cube (74088 = 42³).

The spelling of 133272756 in words is "one hundred thirty-three million, two hundred seventy-two thousand, seven hundred fifty-six".