3193421321 has 8 divisors (see below), whose sum is σ = 3490343424. Its totient is φ = 2908618560.

The previous prime is 3193421317. The next prime is 3193421323. The reversal of 3193421321 is 1231243913.

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 3193421321 - 2² = 3193421317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3193421323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3029285 + ... + 3030338.

It is an arithmetic number, because the mean of its divisors is an integer number (436292928).

Almost surely, 2^3193421321 is an apocalyptic number.

3193421321 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3193421321 is a deficient number, since it is larger than the sum of its proper divisors (296922103).

3193421321 is a wasteful number, since it uses less digits than its factorization.

3193421321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6059671.

The product of its digits is 3888, while the sum is 29.

The square root of 3193421321 is about 56510.3647218809. The cubic root of 3193421321 is about 1472.6020707847.

The spelling of 3193421321 in words is "three billion, one hundred ninety-three million, four hundred twenty-one thousand, three hundred twenty-one".