2684328580 has 24 divisors (see below), whose sum is σ = 5657020992. Its totient is φ = 1069935072.

The previous prime is 2684328557. The next prime is 2684328641. The reversal of 2684328580 is 858234862.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2684328580.

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, 231472 + ... + 242791.

It is an arithmetic number, because the mean of its divisors is an integer number (235709208).

Almost surely, 2^2684328580 is an apocalyptic number.

2684328580 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2684328580 is an abundant number, since it is smaller than the sum of its proper divisors (2972692412).

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

2684328580 is a wasteful number, since it uses less digits than its factorization.

2684328580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474555 (or 474553 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 46.

The square root of 2684328580 is about 51810.5064634578. The cubic root of 2684328580 is about 1389.7773361051. Note that the first 3 decimals are identical.

The spelling of 2684328580 in words is "two billion, six hundred eighty-four million, three hundred twenty-eight thousand, five hundred eighty".