42032422 has 16 divisors (see below), whose sum is σ = 63938160. Its totient is φ = 20722048.

The previous prime is 42032411. The next prime is 42032437. The reversal of 42032422 is 22423024.

It is a self number, because there is not a number n which added to its sum of digits gives 42032422.

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 7 ways as a sum of consecutive naturals, for example, 48618 + ... + 49474.

It is an arithmetic number, because the mean of its divisors is an integer number (3996135).

Almost surely, 2^42032422 is an apocalyptic number.

42032422 is a deficient number, since it is larger than the sum of its proper divisors (21905738).

42032422 is a wasteful number, since it uses less digits than its factorization.

42032422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 42032422 is about 6483.2416274577. The cubic root of 42032422 is about 347.6920857178.

Adding to 42032422 its reverse (22423024), we get a palindrome (64455446).

The spelling of 42032422 in words is "forty-two million, thirty-two thousand, four hundred twenty-two".