2778285004 has 24 divisors (see below), whose sum is σ = 5313239568. Its totient is φ = 1260656640.

The previous prime is 2778284983. The next prime is 2778285011. The reversal of 2778285004 is 4005828772.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29329 + ... + 80104.

It is an arithmetic number, because the mean of its divisors is an integer number (221384982).

Almost surely, 2^2778285004 is an apocalyptic number.

It is an amenable number.

2778285004 is a deficient number, since it is larger than the sum of its proper divisors (2534954564).

2778285004 is a wasteful number, since it uses less digits than its factorization.

2778285004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110025 (or 110023 counting only the distinct ones).

The product of its (nonzero) digits is 250880, while the sum is 43.

The square root of 2778285004 is about 52709.4394202784. The cubic root of 2778285004 is about 1405.8066658618.

It can be divided in two parts, 2778 and 285004, that added together give a palindrome (287782).

The spelling of 2778285004 in words is "two billion, seven hundred seventy-eight million, two hundred eighty-five thousand, four".