132021342 has 36 divisors (see below), whose sum is σ = 289308240. Its totient is φ = 43510800.

The previous prime is 132021319. The next prime is 132021347. The reversal of 132021342 is 243120231.

132021342 is a `hidden beast` number, since 1 + 320 + 2 + 1 + 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 (132021347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 183259 + ... + 183977.

It is an arithmetic number, because the mean of its divisors is an integer number (8036340).

Almost surely, 2^132021342 is an apocalyptic number.

132021342 is an abundant number, since it is smaller than the sum of its proper divisors (157286898).

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

132021342 is a wasteful number, since it uses less digits than its factorization.

132021342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929 (or 825 counting only the distinct ones).

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

The square root of 132021342 is about 11490.0540468703. The cubic root of 132021342 is about 509.1917763591.

Adding to 132021342 its reverse (243120231), we get a palindrome (375141573).

The spelling of 132021342 in words is "one hundred thirty-two million, twenty-one thousand, three hundred forty-two".