320452326 has 24 divisors (see below), whose sum is σ = 694643040. Its totient is φ = 106766736.

The previous prime is 320452313. The next prime is 320452343. The reversal of 320452326 is 623254023.

It is a self number, because there is not a number n which added to its sum of digits gives 320452326.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69571 + ... + 74033.

It is an arithmetic number, because the mean of its divisors is an integer number (28943460).

Almost surely, 2^320452326 is an apocalyptic number.

320452326 is an abundant number, since it is smaller than the sum of its proper divisors (374190714).

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

320452326 is a wasteful number, since it uses less digits than its factorization.

320452326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8460 (or 8457 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 320452326 is about 17901.1822514604. The cubic root of 320452326 is about 684.3125046830.

The spelling of 320452326 in words is "three hundred twenty million, four hundred fifty-two thousand, three hundred twenty-six".