3721163798 has 16 divisors (see below), whose sum is σ = 6095682000. Its totient is φ = 1689631200.

The previous prime is 3721163791. The next prime is 3721163821. The reversal of 3721163798 is 8973611273.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3721163791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69173 + ... + 110576.

It is an arithmetic number, because the mean of its divisors is an integer number (380980125).

Almost surely, 2^3721163798 is an apocalyptic number.

3721163798 is a deficient number, since it is larger than the sum of its proper divisors (2374518202).

3721163798 is a wasteful number, since it uses less digits than its factorization.

3721163798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180703.

The product of its digits is 381024, while the sum is 47.

The square root of 3721163798 is about 61001.3425917824. The cubic root of 3721163798 is about 1549.6237446773.

The spelling of 3721163798 in words is "three billion, seven hundred twenty-one million, one hundred sixty-three thousand, seven hundred ninety-eight".