42422612 has 12 divisors (see below), whose sum is σ = 74436096. Its totient is φ = 21155160.

The previous prime is 42422587. The next prime is 42422641. The reversal of 42422612 is 21622424.

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 3 ways as a sum of consecutive naturals, for example, 12314 + ... + 15377.

It is an arithmetic number, because the mean of its divisors is an integer number (6203008).

Almost surely, 2^42422612 is an apocalyptic number.

It is an amenable number.

42422612 is a deficient number, since it is larger than the sum of its proper divisors (32013484).

42422612 is a wasteful number, since it uses less digits than its factorization.

42422612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28078 (or 28076 counting only the distinct ones).

The product of its digits is 1536, while the sum is 23.

The square root of 42422612 is about 6513.2643121556. The cubic root of 42422612 is about 348.7646571693.

It can be divided in two parts, 42422 and 612, that added together give a palindrome (43034).

The spelling of 42422612 in words is "forty-two million, four hundred twenty-two thousand, six hundred twelve".