133682272 has 48 divisors (see below), whose sum is σ = 270209520. Its totient is φ = 65083392.

The previous prime is 133682267. The next prime is 133682273. The reversal of 133682272 is 272286331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133682273) 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, 207583 + ... + 208225.

It is an arithmetic number, because the mean of its divisors is an integer number (5629365).

Almost surely, 2^133682272 is an apocalyptic number.

It is an amenable number.

133682272 is an abundant number, since it is smaller than the sum of its proper divisors (136527248).

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

133682272 is an equidigital number, since it uses as much as digits as its factorization.

133682272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815 (or 807 counting only the distinct ones).

The product of its digits is 24192, while the sum is 34.

The square root of 133682272 is about 11562.1049986583. The cubic root of 133682272 is about 511.3182250441.

The spelling of 133682272 in words is "one hundred thirty-three million, six hundred eighty-two thousand, two hundred seventy-two".