3856385038 has 8 divisors (see below), whose sum is σ = 6310448280. Its totient is φ = 1752902280.

The previous prime is 3856385017. The next prime is 3856385069. The reversal of 3856385038 is 8305836583.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×3856385038² = 29743411122620522888, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 3856384982 and 3856385000.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 87645093 + ... + 87645136.

It is an arithmetic number, because the mean of its divisors is an integer number (788806035).

Almost surely, 2^3856385038 is an apocalyptic number.

3856385038 is a deficient number, since it is larger than the sum of its proper divisors (2454063242).

3856385038 is a wasteful number, since it uses less digits than its factorization.

3856385038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175290242.

The product of its (nonzero) digits is 2073600, while the sum is 49.

The square root of 3856385038 is about 62099.7990173881. The cubic root of 3856385038 is about 1568.1711618890.

The spelling of 3856385038 in words is "three billion, eight hundred fifty-six million, three hundred eighty-five thousand, thirty-eight".