323433620 has 12 divisors (see below), whose sum is σ = 679210644. Its totient is φ = 129373440.

The previous prime is 323433611. The next prime is 323433623. The reversal of 323433620 is 26334323.

It can be written as a sum of positive squares in 2 ways, for example, as 64995844 + 258437776 = 8062^2 + 16076^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 323433620.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323433623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8085821 + ... + 8085860.

It is an arithmetic number, because the mean of its divisors is an integer number (56600887).

Almost surely, 2^323433620 is an apocalyptic number.

It is an amenable number.

323433620 is an abundant number, since it is smaller than the sum of its proper divisors (355777024).

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

323433620 is a wasteful number, since it uses less digits than its factorization.

323433620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16171690 (or 16171688 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 26.

The square root of 323433620 is about 17984.2603406423. The cubic root of 323433620 is about 686.4281002192.

Adding to 323433620 its reverse (26334323), we get a palindrome (349767943).

The spelling of 323433620 in words is "three hundred twenty-three million, four hundred thirty-three thousand, six hundred twenty".