3798698321 has 6 divisors (see below), whose sum is σ = 4175428866. Its totient is φ = 3453362000.

The previous prime is 3798698317. The next prime is 3798698333. The reversal of 3798698321 is 1238968973.

3798698321 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2033017921 + 1765680400 = 45089^2 + 42020^2 .

It is not a de Polignac number, because 3798698321 - 2² = 3798698317 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3798698221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15696980 + ... + 15697221.

It is an arithmetic number, because the mean of its divisors is an integer number (695904811).

Almost surely, 2^3798698321 is an apocalyptic number.

It is an amenable number.

3798698321 is a deficient number, since it is larger than the sum of its proper divisors (376730545).

3798698321 is a wasteful number, since it uses less digits than its factorization.

3798698321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31394223 (or 31394212 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 56.

The square root of 3798698321 is about 61633.5811145191. The cubic root of 3798698321 is about 1560.3125498291.

The spelling of 3798698321 in words is "three billion, seven hundred ninety-eight million, six hundred ninety-eight thousand, three hundred twenty-one".