132012342 has 160 divisors (see below), whose sum is σ = 388903680. Its totient is φ = 32425920.

The previous prime is 132012301. The next prime is 132012343. The reversal of 132012342 is 243210231.

132012342 is a `hidden beast` number, since 1 + 320 + 1 + 2 + 342 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132012343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 236728 + ... + 237284.

It is an arithmetic number, because the mean of its divisors is an integer number (2430648).

Almost surely, 2^132012342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132012342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194451840).

132012342 is an abundant number, since it is smaller than the sum of its proper divisors (256891338).

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

132012342 is a wasteful number, since it uses less digits than its factorization.

132012342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608 (or 599 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 132012342 is about 11489.6623971290. The cubic root of 132012342 is about 509.1802054266.

Adding to 132012342 its reverse (243210231), we get a palindrome (375222573).

The spelling of 132012342 in words is "one hundred thirty-two million, twelve thousand, three hundred forty-two".