321234426 has 24 divisors (see below), whose sum is σ = 712985364. Its totient is φ = 104466240.

The previous prime is 321234413. The next prime is 321234427. The reversal of 321234426 is 624432123.

321234426 is a `hidden beast` number, since 3 + 2 + 1 + 234 + 426 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 265657401 + 55577025 = 16299^2 + 7455^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 321234426.

It is not an unprimeable number, because it can be changed into a prime (321234427) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 216901 + ... + 218376.

Almost surely, 2^321234426 is an apocalyptic number.

321234426 is an abundant number, since it is smaller than the sum of its proper divisors (391750938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321234426 is a wasteful number, since it uses less digits than its factorization.

321234426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435326 (or 435323 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 321234426 is about 17923.0138648610. The cubic root of 321234426 is about 684.8687663065.

Adding to 321234426 its reverse (624432123), we get a palindrome (945666549).

The spelling of 321234426 in words is "three hundred twenty-one million, two hundred thirty-four thousand, four hundred twenty-six".