422315 has 4 divisors (see below), whose sum is σ = 506784. Its totient is φ = 337848.

The previous prime is 422311. The next prime is 422321. The reversal of 422315 is 513224.

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

It is a cyclic number.

It is not a de Polignac number, because 422315 - 2² = 422311 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422293 and 422302.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 422315.

It is not an unprimeable number, because it can be changed into a prime (422311) 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 3 ways as a sum of consecutive naturals, for example, 42227 + ... + 42236.

It is an arithmetic number, because the mean of its divisors is an integer number (126696).

2⁴²²³¹⁵ is an apocalyptic number.

422315 is a deficient number, since it is larger than the sum of its proper divisors (84469).

422315 is an equidigital number, since it uses as much as digits as its factorization.

422315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84468.

The product of its digits is 240, while the sum is 17.

The square root of 422315 is about 649.8576767262. The cubic root of 422315 is about 75.0260650146.

Adding to 422315 its reverse (513224), we get a palindrome (935539).

Subtracting 422315 from its reverse (513224), we obtain a palindrome (90909).

It can be divided in two parts, 422 and 315, that added together give a palindrome (737).

The spelling of 422315 in words is "four hundred twenty-two thousand, three hundred fifteen".