321441032 has 32 divisors (see below), whose sum is σ = 696172320. Its totient is φ = 137514240.

The previous prime is 321441013. The next prime is 321441041. The reversal of 321441032 is 230144123.

It is a junction number, because it is equal to n+sod(n) for n = 321440995 and 321441013.

It is an unprimeable number.

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, 105938 + ... + 108929.

It is an arithmetic number, because the mean of its divisors is an integer number (21755385).

Almost surely, 2^321441032 is an apocalyptic number.

It is an amenable number.

321441032 is an abundant number, since it is smaller than the sum of its proper divisors (374731288).

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

321441032 is a wasteful number, since it uses less digits than its factorization.

321441032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214901 (or 214897 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 321441032 is about 17928.7766453821. The cubic root of 321441032 is about 685.0155621875.

Adding to 321441032 its reverse (230144123), we get a palindrome (551585155).

The spelling of 321441032 in words is "three hundred twenty-one million, four hundred forty-one thousand, thirty-two".