422313243 has 32 divisors (see below), whose sum is σ = 631556352. Its totient is φ = 248793600.

The previous prime is 422313193. The next prime is 422313253. The reversal of 422313243 is 342313224.

It is not a de Polignac number, because 422313243 - 2⁶ = 422313179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422313253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 617980 + ... + 618662.

It is an arithmetic number, because the mean of its divisors is an integer number (19736136).

Almost surely, 2^422313243 is an apocalyptic number.

422313243 is a deficient number, since it is larger than the sum of its proper divisors (209243109).

422313243 is a wasteful number, since it uses less digits than its factorization.

422313243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1195.

The product of its digits is 3456, while the sum is 24.

The square root of 422313243 is about 20550.2613851990. The cubic root of 422313243 is about 750.2596096823.

Adding to 422313243 its reverse (342313224), we get a palindrome (764626467).

The spelling of 422313243 in words is "four hundred twenty-two million, three hundred thirteen thousand, two hundred forty-three".