3869329850 has 12 divisors (see below), whose sum is σ = 7196953614. Its totient is φ = 1547731920.

The previous prime is 3869329831. The next prime is 3869329963. The reversal of 3869329850 is 589239683.

3869329850 is digitally balanced in base 2, 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 3 ways, for example, as 3534183601 + 335146249 = 59449^2 + 18307^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3869329792 and 3869329801.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38693249 + ... + 38693348.

Almost surely, 2^3869329850 is an apocalyptic number.

3869329850 is a deficient number, since it is larger than the sum of its proper divisors (3327623764).

3869329850 is a wasteful number, since it uses less digits than its factorization.

3869329850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77386609 (or 77386604 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 53.

The square root of 3869329850 is about 62203.9375763303. The cubic root of 3869329850 is about 1569.9238404102.

The spelling of 3869329850 in words is "three billion, eight hundred sixty-nine million, three hundred twenty-nine thousand, eight hundred fifty".