42331132 has 24 divisors (see below), whose sum is σ = 77930496. Its totient is φ = 20080368.

The previous prime is 42331117. The next prime is 42331141. The reversal of 42331132 is 23113324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9873 + ... + 13495.

It is an arithmetic number, because the mean of its divisors is an integer number (3247104).

Almost surely, 2^42331132 is an apocalyptic number.

It is an amenable number.

42331132 is a deficient number, since it is larger than the sum of its proper divisors (35599364).

42331132 is a wasteful number, since it uses less digits than its factorization.

42331132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3777 (or 3775 counting only the distinct ones).

The product of its digits is 432, while the sum is 19.

The square root of 42331132 is about 6506.2379298639. The cubic root of 42331132 is about 348.5137850508.

Adding to 42331132 its reverse (23113324), we get a palindrome (65444456).

The spelling of 42331132 in words is "forty-two million, three hundred thirty-one thousand, one hundred thirty-two".