133240884 has 24 divisors (see below), whose sum is σ = 355309248. Its totient is φ = 38068800.

The previous prime is 133240873. The next prime is 133240949. The reversal of 133240884 is 488042331.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 793017 + ... + 793184.

It is an arithmetic number, because the mean of its divisors is an integer number (14804552).

Almost surely, 2^133240884 is an apocalyptic number.

133240884 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

133240884 is an abundant number, since it is smaller than the sum of its proper divisors (222068364).

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

133240884 is a wasteful number, since it uses less digits than its factorization.

133240884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1586215 (or 1586213 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 133240884 is about 11543.0015160702. The cubic root of 133240884 is about 510.7548529685.

The spelling of 133240884 in words is "one hundred thirty-three million, two hundred forty thousand, eight hundred eighty-four".