2765684904 has 32 divisors (see below), whose sum is σ = 6977652000. Its totient is φ = 913436352.

The previous prime is 2765684903. The next prime is 2765684921. The reversal of 2765684904 is 4094865672.

It is not an unprimeable number, because it can be changed into a prime (2765684903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525994 + ... + 531225.

It is an arithmetic number, because the mean of its divisors is an integer number (218051625).

Almost surely, 2^2765684904 is an apocalyptic number.

2765684904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2765684904 is an abundant number, since it is smaller than the sum of its proper divisors (4211967096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2765684904 is a wasteful number, since it uses less digits than its factorization.

2765684904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057337 (or 1057333 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 51.

The square root of 2765684904 is about 52589.7794633140. The cubic root of 2765684904 is about 1403.6782365061.

The spelling of 2765684904 in words is "two billion, seven hundred sixty-five million, six hundred eighty-four thousand, nine hundred four".