422313293 has 4 divisors (see below), whose sum is σ = 422792448. Its totient is φ = 421834140.

The previous prime is 422313289. The next prime is 422313299. The reversal of 422313293 is 392313224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 422313293 - 2² = 422313289 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422313299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238253 + ... + 240018.

It is an arithmetic number, because the mean of its divisors is an integer number (105698112).

Almost surely, 2^422313293 is an apocalyptic number.

It is an amenable number.

422313293 is a deficient number, since it is larger than the sum of its proper divisors (479155).

422313293 is an equidigital number, since it uses as much as digits as its factorization.

422313293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479154.

The product of its digits is 7776, while the sum is 29.

The square root of 422313293 is about 20550.2626017285. The cubic root of 422313293 is about 750.2596392914.

The spelling of 422313293 in words is "four hundred twenty-two million, three hundred thirteen thousand, two hundred ninety-three".