132244840 has 128 divisors (see below), whose sum is σ = 374492160. Its totient is φ = 40909824.

The previous prime is 132244811. The next prime is 132244841. The reversal of 132244840 is 48442231.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 132244799 and 132244808.

It is not an unprimeable number, because it can be changed into a prime (132244841) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 170694 + ... + 171466.

It is an arithmetic number, because the mean of its divisors is an integer number (2925720).

Almost surely, 2^132244840 is an apocalyptic number.

132244840 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 132244840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187246080).

132244840 is an abundant number, since it is smaller than the sum of its proper divisors (242247320).

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

132244840 is a wasteful number, since it uses less digits than its factorization.

132244840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851 (or 847 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 132244840 is about 11499.7756499855. The cubic root of 132244840 is about 509.4789500925.

The spelling of 132244840 in words is "one hundred thirty-two million, two hundred forty-four thousand, eight hundred forty".