42322605 has 48 divisors (see below), whose sum is σ = 77570304. Its totient is φ = 19584000.

The previous prime is 42322601. The next prime is 42322661. The reversal of 42322605 is 50622324.

42322605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42322605 - 2² = 42322601 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42322601) 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 47 ways as a sum of consecutive naturals, for example, 55980 + ... + 56730.

It is an arithmetic number, because the mean of its divisors is an integer number (1616048).

Almost surely, 2^42322605 is an apocalyptic number.

It is an amenable number.

42322605 is a deficient number, since it is larger than the sum of its proper divisors (35247699).

42322605 is a wasteful number, since it uses less digits than its factorization.

42322605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806 (or 789 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 42322605 is about 6505.5826026575. The cubic root of 42322605 is about 348.4903824433.

Adding to 42322605 its reverse (50622324), we get a palindrome (92944929).

The spelling of 42322605 in words is "forty-two million, three hundred twenty-two thousand, six hundred five".