320426422 has 4 divisors (see below), whose sum is σ = 480639636. Its totient is φ = 160213210.

The previous prime is 320426389. The next prime is 320426441. The reversal of 320426422 is 224624023.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80106604 + ... + 80106607.

It is an arithmetic number, because the mean of its divisors is an integer number (120159909).

Almost surely, 2^320426422 is an apocalyptic number.

320426422 is a deficient number, since it is larger than the sum of its proper divisors (160213214).

320426422 is a wasteful number, since it uses less digits than its factorization.

320426422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160213213.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 320426422 is about 17900.4587092063. The cubic root of 320426422 is about 684.2940652175.

The spelling of 320426422 in words is "three hundred twenty million, four hundred twenty-six thousand, four hundred twenty-two".