42423032 has 16 divisors (see below), whose sum is σ = 80033640. Its totient is φ = 21080736.

The previous prime is 42423011. The next prime is 42423049. The reversal of 42423032 is 23032424.

42423032 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 = 42422995 and 42423013.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 14963 + ... + 17570.

Almost surely, 2^42423032 is an apocalyptic number.

It is an amenable number.

42423032 is a deficient number, since it is larger than the sum of its proper divisors (37610608).

42423032 is a wasteful number, since it uses less digits than its factorization.

42423032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32702 (or 32698 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 42423032 is about 6513.2965539733. The cubic root of 42423032 is about 348.7658081331.

Adding to 42423032 its reverse (23032424), we get a palindrome (65455456).

The spelling of 42423032 in words is "forty-two million, four hundred twenty-three thousand, thirty-two".