42323164 has 12 divisors (see below), whose sum is σ = 79762984. Its totient is φ = 19533744.

The previous prime is 42323161. The next prime is 42323179. The reversal of 42323164 is 46132324.

42323164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42323161) by changing a digit.

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, 406902 + ... + 407005.

Almost surely, 2^42323164 is an apocalyptic number.

It is an amenable number.

42323164 is a deficient number, since it is larger than the sum of its proper divisors (37439820).

42323164 is a wasteful number, since it uses less digits than its factorization.

42323164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813924 (or 813922 counting only the distinct ones).

The product of its digits is 3456, while the sum is 25.

The square root of 42323164 is about 6505.6255656163. The cubic root of 42323164 is about 348.4919167319.

Adding to 42323164 its reverse (46132324), we get a palindrome (88455488).

It can be divided in two parts, 4232 and 3164, that added together give a square (7396 = 86²).

The spelling of 42323164 in words is "forty-two million, three hundred twenty-three thousand, one hundred sixty-four".