2684953889 has 8 divisors (see below), whose sum is σ = 2737996128. Its totient is φ = 2632429440.

The previous prime is 2684953883. The next prime is 2684953891. The reversal of 2684953889 is 9883594862.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2684953889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2684953883) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118967 + ... + 139724.

It is an arithmetic number, because the mean of its divisors is an integer number (342249516).

Almost surely, 2^2684953889 is an apocalyptic number.

It is an amenable number.

2684953889 is a deficient number, since it is larger than the sum of its proper divisors (53042239).

2684953889 is a wasteful number, since it uses less digits than its factorization.

2684953889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258895.

The product of its digits is 29859840, while the sum is 62.

The square root of 2684953889 is about 51816.5406892432. The cubic root of 2684953889 is about 1389.8852430147.

The spelling of 2684953889 in words is "two billion, six hundred eighty-four million, nine hundred fifty-three thousand, eight hundred eighty-nine".