132288140 has 48 divisors (see below), whose sum is σ = 294446880. Its totient is φ = 49835520.

The previous prime is 132288137. The next prime is 132288161. The reversal of 132288140 is 41882231.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20999 + ... + 26561.

It is an arithmetic number, because the mean of its divisors is an integer number (6134310).

Almost surely, 2^132288140 is an apocalyptic number.

132288140 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 132288140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147223440).

132288140 is an abundant number, since it is smaller than the sum of its proper divisors (162158740).

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

132288140 is a wasteful number, since it uses less digits than its factorization.

132288140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5642 (or 5640 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 132288140 is about 11501.6581413290. The cubic root of 132288140 is about 509.5345490640.

The spelling of 132288140 in words is "one hundred thirty-two million, two hundred eighty-eight thousand, one hundred forty".