3838840004 has 12 divisors (see below), whose sum is σ = 6881823228. Its totient is φ = 1872604800.

The previous prime is 3838839959. The next prime is 3838840013. The reversal of 3838840004 is 4000488383.

It can be written as a sum of positive squares in 2 ways, for example, as 1298881600 + 2539958404 = 36040^2 + 50398^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3838840004.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11703617 + ... + 11703944.

It is an arithmetic number, because the mean of its divisors is an integer number (573485269).

Almost surely, 2^3838840004 is an apocalyptic number.

It is an amenable number.

3838840004 is a deficient number, since it is larger than the sum of its proper divisors (3042983224).

3838840004 is a wasteful number, since it uses less digits than its factorization.

3838840004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23407606 (or 23407604 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 38.

The square root of 3838840004 is about 61958.3731548852. The cubic root of 3838840004 is about 1565.7893589621.

The spelling of 3838840004 in words is "three billion, eight hundred thirty-eight million, eight hundred forty thousand, four".