3819363821 has 8 divisors (see below), whose sum is σ = 4700755584. Its totient is φ = 3021914160.

The previous prime is 3819363799. The next prime is 3819363827. The reversal of 3819363821 is 1283639183.

3819363821 is digitally balanced in base 3, 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 a cyclic number.

It is not a de Polignac number, because 3819363821 - 2¹⁴ = 3819347437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3819363827) 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, 20985425 + ... + 20985606.

It is an arithmetic number, because the mean of its divisors is an integer number (587594448).

Almost surely, 2^3819363821 is an apocalyptic number.

It is an amenable number.

3819363821 is a deficient number, since it is larger than the sum of its proper divisors (881391763).

3819363821 is a wasteful number, since it uses less digits than its factorization.

3819363821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41971051.

The product of its digits is 186624, while the sum is 44.

The square root of 3819363821 is about 61801.0017799064. The cubic root of 3819363821 is about 1563.1368807303.

The spelling of 3819363821 in words is "three billion, eight hundred nineteen million, three hundred sixty-three thousand, eight hundred twenty-one".