3431403321 has 8 divisors (see below), whose sum is σ = 4576916640. Its totient is φ = 2286746112.

The previous prime is 3431403319. The next prime is 3431403359. The reversal of 3431403321 is 1233041343.

3431403321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 3431403321 - 2¹ = 3431403319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3431403291 and 3431403300.

It is not an unprimeable number, because it can be changed into a prime (3431403121) 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, 204615 + ... + 220748.

It is an arithmetic number, because the mean of its divisors is an integer number (572114580).

Almost surely, 2^3431403321 is an apocalyptic number.

It is an amenable number.

3431403321 is a deficient number, since it is larger than the sum of its proper divisors (1145513319).

3431403321 is a wasteful number, since it uses less digits than its factorization.

3431403321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428055.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 3431403321 is about 58578.1812708452. The cubic root of 3431403321 is about 1508.3099259624.

Adding to 3431403321 its reverse (1233041343), we get a palindrome (4664444664).

The spelling of 3431403321 in words is "three billion, four hundred thirty-one million, four hundred three thousand, three hundred twenty-one".