42423064 has 16 divisors (see below), whose sum is σ = 79722720. Its totient is φ = 21163680.

The previous prime is 42423061. The next prime is 42423089. The reversal of 42423064 is 46032424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42423061) by changing a digit.

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, 2064 + ... + 9439.

It is an arithmetic number, because the mean of its divisors is an integer number (4982670).

Almost surely, 2^42423064 is an apocalyptic number.

It is an amenable number.

42423064 is a deficient number, since it is larger than the sum of its proper divisors (37299656).

42423064 is a wasteful number, since it uses less digits than its factorization.

42423064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11970 (or 11966 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 42423064 is about 6513.2990104862. The cubic root of 42423064 is about 348.7658958253.

Adding to 42423064 its reverse (46032424), we get a palindrome (88455488).

The spelling of 42423064 in words is "forty-two million, four hundred twenty-three thousand, sixty-four".