133682040 has 48 divisors (see below), whose sum is σ = 434467800. Its totient is φ = 35648448.

The previous prime is 133682009. The next prime is 133682047. The reversal of 133682040 is 40286331.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 133681995 and 133682013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133682047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 185310 + ... + 186029.

Almost surely, 2^133682040 is an apocalyptic number.

133682040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133682040 is an abundant number, since it is smaller than the sum of its proper divisors (300785760).

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

133682040 is a wasteful number, since it uses less digits than its factorization.

133682040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371356 (or 371349 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 133682040 is about 11562.0949658788. The cubic root of 133682040 is about 511.3179292534.

The spelling of 133682040 in words is "one hundred thirty-three million, six hundred eighty-two thousand, forty".