422022313 has 4 divisors (see below), whose sum is σ = 435635968. Its totient is φ = 408408660.

The previous prime is 422022311. The next prime is 422022373. The reversal of 422022313 is 313220224.

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 422022313 - 2¹ = 422022311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422022311) 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, 6806781 + ... + 6806842.

It is an arithmetic number, because the mean of its divisors is an integer number (108908992).

Almost surely, 2^422022313 is an apocalyptic number.

It is an amenable number.

422022313 is a deficient number, since it is larger than the sum of its proper divisors (13613655).

422022313 is a wasteful number, since it uses less digits than its factorization.

422022313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13613654.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 422022313 is about 20543.1816669181. The cubic root of 422022313 is about 750.0872864336.

Adding to 422022313 its reverse (313220224), we get a palindrome (735242537).

The spelling of 422022313 in words is "four hundred twenty-two million, twenty-two thousand, three hundred thirteen".