321434422 has 16 divisors (see below), whose sum is σ = 486460800. Its totient is φ = 159285888.

The previous prime is 321434389. The next prime is 321434467. The reversal of 321434422 is 224434123.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179998 + ... + 181774.

It is an arithmetic number, because the mean of its divisors is an integer number (30403800).

Almost surely, 2^321434422 is an apocalyptic number.

321434422 is a deficient number, since it is larger than the sum of its proper divisors (165026378).

321434422 is a wasteful number, since it uses less digits than its factorization.

321434422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2535.

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

The square root of 321434422 is about 17928.5923039150. The cubic root of 321434422 is about 685.0108666825.

Adding to 321434422 its reverse (224434123), we get a palindrome (545868545).

It can be divided in two parts, 3214 and 34422, that added together give a square (37636 = 194²).

The spelling of 321434422 in words is "three hundred twenty-one million, four hundred thirty-four thousand, four hundred twenty-two".