133027740 has 144 divisors (see below), whose sum is σ = 430204320. Its totient is φ = 33177600.

The previous prime is 133027733. The next prime is 133027757. The reversal of 133027740 is 47720331.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 331540 + ... + 331940.

It is an arithmetic number, because the mean of its divisors is an integer number (2987530).

Almost surely, 2^133027740 is an apocalyptic number.

133027740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133027740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215102160).

133027740 is an abundant number, since it is smaller than the sum of its proper divisors (297176580).

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

133027740 is a wasteful number, since it uses less digits than its factorization.

133027740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532 (or 527 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 133027740 is about 11533.7652134938. The cubic root of 133027740 is about 510.4823579443.

The spelling of 133027740 in words is "one hundred thirty-three million, twenty-seven thousand, seven hundred forty".