42231032 has 16 divisors (see below), whose sum is σ = 80482200. Its totient is φ = 20769120.

The previous prime is 42231019. The next prime is 42231041. The reversal of 42231032 is 23013224.

It is a self number, because there is not a number n which added to its sum of digits gives 42231032.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42782 + ... + 43757.

Almost surely, 2^42231032 is an apocalyptic number.

It is an amenable number.

42231032 is a deficient number, since it is larger than the sum of its proper divisors (38251168).

42231032 is a wasteful number, since it uses less digits than its factorization.

42231032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86606 (or 86602 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 42231032 is about 6498.5407592782. The cubic root of 42231032 is about 348.2388592237.

Adding to 42231032 its reverse (23013224), we get a palindrome (65244256).

The spelling of 42231032 in words is "forty-two million, two hundred thirty-one thousand, thirty-two".