3829820049 has 20 divisors (see below), whose sum is σ = 6241189680. Its totient is φ = 2321102520.

The previous prime is 3829820047. The next prime is 3829820083. The reversal of 3829820049 is 9400289283.

It is not a de Polignac number, because 3829820049 - 2¹ = 3829820047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3829819986 and 3829820013.

It is not an unprimeable number, because it can be changed into a prime (3829820047) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2148279 + ... + 2150060.

It is an arithmetic number, because the mean of its divisors is an integer number (312059484).

Almost surely, 2^3829820049 is an apocalyptic number.

It is an amenable number.

3829820049 is a deficient number, since it is larger than the sum of its proper divisors (2411369631).

3829820049 is a wasteful number, since it uses less digits than its factorization.

3829820049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4298362 (or 4298353 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 3829820049 is about 61885.5399023067. The cubic root of 3829820049 is about 1564.5620415366.

The spelling of 3829820049 in words is "three billion, eight hundred twenty-nine million, eight hundred twenty thousand, forty-nine".