323488656 has 120 divisors (see below), whose sum is σ = 938377440. Its totient is φ = 103961088.

The previous prime is 323488637. The next prime is 323488657. The reversal of 323488656 is 656884323.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (323488657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 550795 + ... + 551381.

It is an arithmetic number, because the mean of its divisors is an integer number (7819812).

Almost surely, 2^323488656 is an apocalyptic number.

323488656 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323488656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (469188720).

323488656 is an abundant number, since it is smaller than the sum of its proper divisors (614888784).

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

323488656 is a wasteful number, since it uses less digits than its factorization.

323488656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733 (or 724 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The square root of 323488656 is about 17985.7903913061. The cubic root of 323488656 is about 686.4670325915.

The spelling of 323488656 in words is "three hundred twenty-three million, four hundred eighty-eight thousand, six hundred fifty-six".