2684531608 has 64 divisors (see below), whose sum is σ = 5844247200. Its totient is φ = 1142507520.

The previous prime is 2684531599. The next prime is 2684531609. The reversal of 2684531608 is 8061354862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2684531609) 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 15 ways as a sum of consecutive naturals, for example, 290158 + ... + 299266.

Almost surely, 2^2684531608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2684531608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2922123600).

2684531608 is an abundant number, since it is smaller than the sum of its proper divisors (3159715592).

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

2684531608 is a wasteful number, since it uses less digits than its factorization.

2684531608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9340 (or 9336 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 43.

The square root of 2684531608 is about 51812.4657587342. The cubic root of 2684531608 is about 1389.8123736189.

The spelling of 2684531608 in words is "two billion, six hundred eighty-four million, five hundred thirty-one thousand, six hundred eight".