132388740 has 72 divisors (see below), whose sum is σ = 438092928. Its totient is φ = 32093760.

The previous prime is 132388723. The next prime is 132388783. The reversal of 132388740 is 47883231.

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

It is a junction number, because it is equal to n+sod(n) for n = 132388695 and 132388704.

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 23 ways as a sum of consecutive naturals, for example, 31452 + ... + 35411.

It is an arithmetic number, because the mean of its divisors is an integer number (6084624).

Almost surely, 2^132388740 is an apocalyptic number.

132388740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132388740 is an abundant number, since it is smaller than the sum of its proper divisors (305704188).

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

132388740 is a wasteful number, since it uses less digits than its factorization.

132388740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66889 (or 66884 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 132388740 is about 11506.0305926936. The cubic root of 132388740 is about 509.6636767585.

The spelling of 132388740 in words is "one hundred thirty-two million, three hundred eighty-eight thousand, seven hundred forty".