2804038856 has 16 divisors (see below), whose sum is σ = 5279392140. Its totient is φ = 1396200960.

The previous prime is 2804038807. The next prime is 2804038889. The reversal of 2804038856 is 6588304082.

It can be written as a sum of positive squares in 2 ways, for example, as 2234452900 + 569585956 = 47270^2 + 23866^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

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, 725261 + ... + 729116.

Almost surely, 2^2804038856 is an apocalyptic number.

It is an amenable number.

2804038856 is a deficient number, since it is larger than the sum of its proper divisors (2475353284).

2804038856 is a wasteful number, since it uses less digits than its factorization.

2804038856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1454624 (or 1454620 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 44.

The square root of 2804038856 is about 52953.1760709403. The cubic root of 2804038856 is about 1410.1371118949.

The spelling of 2804038856 in words is "two billion, eight hundred four million, thirty-eight thousand, eight hundred fifty-six".