321433104 has 40 divisors (see below), whose sum is σ = 840383712. Its totient is φ = 105852160.

The previous prime is 321433087. The next prime is 321433109. The reversal of 321433104 is 401334123.

It is not an unprimeable number, because it can be changed into a prime (321433109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36357 + ... + 44324.

Almost surely, 2^321433104 is an apocalyptic number.

It is an amenable number.

321433104 is an abundant number, since it is smaller than the sum of its proper divisors (518950608).

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

321433104 is a wasteful number, since it uses less digits than its factorization.

321433104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80775 (or 80769 counting only the distinct ones).

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

The square root of 321433104 is about 17928.5555469480. Note that the first 4 decimals coincide. The cubic root of 321433104 is about 685.0099304153.

Adding to 321433104 its reverse (401334123), we get a palindrome (722767227).

The spelling of 321433104 in words is "three hundred twenty-one million, four hundred thirty-three thousand, one hundred four".