323343426 has 64 divisors (see below), whose sum is σ = 754956288. Its totient is φ = 90419328.

The previous prime is 323343403. The next prime is 323343431. The reversal of 323343426 is 624343323.

It is a super-2 number, since 2×323343426² = 209101942274834952, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 323343393 and 323343402.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 499435 + ... + 500081.

It is an arithmetic number, because the mean of its divisors is an integer number (11796192).

Almost surely, 2^323343426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323343426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (377478144).

323343426 is an abundant number, since it is smaller than the sum of its proper divisors (431612862).

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

323343426 is a wasteful number, since it uses less digits than its factorization.

323343426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895.

The product of its digits is 31104, while the sum is 30.

The square root of 323343426 is about 17981.7525842171. The cubic root of 323343426 is about 686.3642875870.

Adding to 323343426 its reverse (624343323), we get a palindrome (947686749).

The spelling of 323343426 in words is "three hundred twenty-three million, three hundred forty-three thousand, four hundred twenty-six".