422334145 has 8 divisors (see below), whose sum is σ = 536612904. Its totient is φ = 317992704.

The previous prime is 422334137. The next prime is 422334167. The reversal of 422334145 is 541433224.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 240839361 + 181494784 = 15519^2 + 13472^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 422334145 - 2³ = 422334137 is a prime.

It is a super-2 number, since 2×422334145² = 356732260065762050, which contains 22 as substring.

It is a Duffinian number.

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 in 7 ways as a sum of consecutive naturals, for example, 2484234 + ... + 2484403.

It is an arithmetic number, because the mean of its divisors is an integer number (67076613).

Almost surely, 2^422334145 is an apocalyptic number.

It is an amenable number.

422334145 is a deficient number, since it is larger than the sum of its proper divisors (114278759).

422334145 is a wasteful number, since it uses less digits than its factorization.

422334145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4968659.

The product of its digits is 11520, while the sum is 28.

The square root of 422334145 is about 20550.7699369148. The cubic root of 422334145 is about 750.2719872779.

Adding to 422334145 its reverse (541433224), we get a palindrome (963767369).

The spelling of 422334145 in words is "four hundred twenty-two million, three hundred thirty-four thousand, one hundred forty-five".