42323432 has 32 divisors (see below), whose sum is σ = 82513920. Its totient is φ = 20329920.

The previous prime is 42323423. The next prime is 42323459. The reversal of 42323432 is 23432324.

42323432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 42323398 and 42323407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38393 + ... + 39479.

It is an arithmetic number, because the mean of its divisors is an integer number (2578560).

Almost surely, 2^42323432 is an apocalyptic number.

It is an amenable number.

42323432 is a deficient number, since it is larger than the sum of its proper divisors (40190488).

42323432 is a wasteful number, since it uses less digits than its factorization.

42323432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281 (or 1277 counting only the distinct ones).

The product of its digits is 3456, while the sum is 23.

The square root of 42323432 is about 6505.6461631417. The cubic root of 42323432 is about 348.4926523073.

Adding to 42323432 its reverse (23432324), we get a palindrome (65755756).

The spelling of 42323432 in words is "forty-two million, three hundred twenty-three thousand, four hundred thirty-two".