42422153 has 4 divisors (see below), whose sum is σ = 43324800. Its totient is φ = 41519508.

The previous prime is 42422147. The next prime is 42422161. The reversal of 42422153 is 35122424.

It is a happy number.

42422153 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42422153 - 2⁴ = 42422137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42422113) 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, 451253 + ... + 451346.

It is an arithmetic number, because the mean of its divisors is an integer number (10831200).

Almost surely, 2^42422153 is an apocalyptic number.

It is an amenable number.

42422153 is a deficient number, since it is larger than the sum of its proper divisors (902647).

42422153 is an equidigital number, since it uses as much as digits as its factorization.

42422153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902646.

The product of its digits is 1920, while the sum is 23.

The square root of 42422153 is about 6513.2290762724. The cubic root of 42422153 is about 348.7633993216.

Adding to 42422153 its reverse (35122424), we get a palindrome (77544577).

The spelling of 42422153 in words is "forty-two million, four hundred twenty-two thousand, one hundred fifty-three".