2684404850 has 24 divisors (see below), whose sum is σ = 4994496180. Its totient is φ = 1073438720.

The previous prime is 2684404847. The next prime is 2684404861. The reversal of 2684404850 is 584044862.

It can be written as a sum of positive squares in 6 ways, for example, as 1347844369 + 1336560481 = 36713^2 + 36559^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2684404798 and 2684404807.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 227906 + ... + 239394.

Almost surely, 2^2684404850 is an apocalyptic number.

2684404850 is a deficient number, since it is larger than the sum of its proper divisors (2310091330).

2684404850 is a wasteful number, since it uses less digits than its factorization.

2684404850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16174 (or 16169 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 41.

The square root of 2684404850 is about 51811.2425058500. The cubic root of 2684404850 is about 1389.7904985912.

The spelling of 2684404850 in words is "two billion, six hundred eighty-four million, four hundred four thousand, eight hundred fifty".