321432341 has 8 divisors (see below), whose sum is σ = 324033600. Its totient is φ = 318837600.

The previous prime is 321432281. The next prime is 321432343. The reversal of 321432341 is 143234123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 321432341 - 2¹⁸ = 321170197 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321432343) 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 7 ways as a sum of consecutive naturals, for example, 152825 + ... + 154913.

It is an arithmetic number, because the mean of its divisors is an integer number (40504200).

Almost surely, 2^321432341 is an apocalyptic number.

It is an amenable number.

321432341 is a deficient number, since it is larger than the sum of its proper divisors (2601259).

321432341 is a wasteful number, since it uses less digits than its factorization.

321432341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3259.

The product of its digits is 1728, while the sum is 23.

The square root of 321432341 is about 17928.5342680321. The cubic root of 321432341 is about 685.0093884021.

Adding to 321432341 its reverse (143234123), we get a palindrome (464666464).

The spelling of 321432341 in words is "three hundred twenty-one million, four hundred thirty-two thousand, three hundred forty-one".