323221134 has 16 divisors (see below), whose sum is σ = 649267920. Its totient is φ = 107269440.

The previous prime is 323221133. The next prime is 323221207. The reversal of 323221134 is 431122323.

It is a self number, because there is not a number n which added to its sum of digits gives 323221134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323221133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116247 + ... + 118994.

It is an arithmetic number, because the mean of its divisors is an integer number (40579245).

Almost surely, 2^323221134 is an apocalyptic number.

323221134 is an abundant number, since it is smaller than the sum of its proper divisors (326046786).

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

323221134 is a wasteful number, since it uses less digits than its factorization.

323221134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235475.

The product of its digits is 864, while the sum is 21.

The square root of 323221134 is about 17978.3518154474. The cubic root of 323221134 is about 686.2777465299.

Adding to 323221134 its reverse (431122323), we get a palindrome (754343457).

The spelling of 323221134 in words is "three hundred twenty-three million, two hundred twenty-one thousand, one hundred thirty-four".