3085838638 has 8 divisors (see below), whose sum is σ = 4654617480. Its totient is φ = 1534299480.

The previous prime is 3085838633. The next prime is 3085838647. The reversal of 3085838638 is 8368385803.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3085838633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4309473 + ... + 4310188.

It is an arithmetic number, because the mean of its divisors is an integer number (581827185).

Almost surely, 2^3085838638 is an apocalyptic number.

3085838638 is a deficient number, since it is larger than the sum of its proper divisors (1568778842).

3085838638 is a wasteful number, since it uses less digits than its factorization.

3085838638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8619842.

The product of its (nonzero) digits is 3317760, while the sum is 52.

The square root of 3085838638 is about 55550.3252735751. The cubic root of 3085838638 is about 1455.8760583500.

It can be divided in two parts, 30858 and 38638, that added together give a palindrome (69496).

The spelling of 3085838638 in words is "three billion, eighty-five million, eight hundred thirty-eight thousand, six hundred thirty-eight".