132212440 has 32 divisors (see below), whose sum is σ = 301924080. Its totient is φ = 52094592.

The previous prime is 132212419. The next prime is 132212449. The reversal of 132212440 is 44212231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132212449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21987 + ... + 27346.

Almost surely, 2^132212440 is an apocalyptic number.

132212440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132212440 is an abundant number, since it is smaller than the sum of its proper divisors (169711640).

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

132212440 is a wasteful number, since it uses less digits than its factorization.

132212440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49411 (or 49407 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 132212440 is about 11498.3668405561. The cubic root of 132212440 is about 509.4373392282.

Adding to 132212440 its reverse (44212231), we get a palindrome (176424671).

The spelling of 132212440 in words is "one hundred thirty-two million, two hundred twelve thousand, four hundred forty".