42608122 has 4 divisors (see below), whose sum is σ = 63912186. Its totient is φ = 21304060.

The previous prime is 42608107. The next prime is 42608161. The reversal of 42608122 is 22180624.

It is a happy number.

42608122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 42523441 + 84681 = 6521^2 + 291^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 10652029 + ... + 10652032.

Almost surely, 2^42608122 is an apocalyptic number.

42608122 is a deficient number, since it is larger than the sum of its proper divisors (21304064).

42608122 is a wasteful number, since it uses less digits than its factorization.

42608122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21304063.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 42608122 is about 6527.4897165756. The cubic root of 42608122 is about 349.2722893727.

Adding to 42608122 its reverse (22180624), we get a palindrome (64788746).

The spelling of 42608122 in words is "forty-two million, six hundred eight thousand, one hundred twenty-two".