422315545 has 8 divisors (see below), whose sum is σ = 524253960. Its totient is φ = 326202240.

The previous prime is 422315533. The next prime is 422315549. The reversal of 422315545 is 545513224.

422315545 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 7011904 + 415303641 = 2648^2 + 20379^2 .

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

It is not a de Polignac number, because 422315545 - 2¹¹ = 422313497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422315549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1456116 + ... + 1456405.

It is an arithmetic number, because the mean of its divisors is an integer number (65531745).

Almost surely, 2^422315545 is an apocalyptic number.

It is an amenable number.

422315545 is a deficient number, since it is larger than the sum of its proper divisors (101938415).

422315545 is a wasteful number, since it uses less digits than its factorization.

422315545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2912555.

The product of its digits is 24000, while the sum is 31.

The square root of 422315545 is about 20550.3173941426. The cubic root of 422315545 is about 750.2609728840.

Adding to 422315545 its reverse (545513224), we get a palindrome (967828769).

The spelling of 422315545 in words is "four hundred twenty-two million, three hundred fifteen thousand, five hundred forty-five".