422133145 has 16 divisors (see below), whose sum is σ = 604097280. Its totient is φ = 276876864.

The previous prime is 422133143. The next prime is 422133157. The reversal of 422133145 is 541331224.

It is a cyclic number.

It is not a de Polignac number, because 422133145 - 2¹ = 422133143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422133143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 261390 + ... + 262999.

It is an arithmetic number, because the mean of its divisors is an integer number (37756080).

Almost surely, 2^422133145 is an apocalyptic number.

It is an amenable number.

422133145 is a deficient number, since it is larger than the sum of its proper divisors (181964135).

422133145 is a wasteful number, since it uses less digits than its factorization.

422133145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524424.

The product of its digits is 2880, while the sum is 25.

The square root of 422133145 is about 20545.8790271918. The cubic root of 422133145 is about 750.1529436237.

Adding to 422133145 its reverse (541331224), we get a palindrome (963464369).

The spelling of 422133145 in words is "four hundred twenty-two million, one hundred thirty-three thousand, one hundred forty-five".