2684509896 has 32 divisors (see below), whose sum is σ = 6735175200. Its totient is φ = 891649920.

The previous prime is 2684509889. The next prime is 2684509897. The reversal of 2684509896 is 6989054862.

It is not an unprimeable number, because it can be changed into a prime (2684509897) 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, 192286 + ... + 205773.

It is an arithmetic number, because the mean of its divisors is an integer number (210474225).

Almost surely, 2^2684509896 is an apocalyptic number.

It is an amenable number.

2684509896 is an abundant number, since it is smaller than the sum of its proper divisors (4050665304).

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

2684509896 is a wasteful number, since it uses less digits than its factorization.

2684509896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398349 (or 398345 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 57.

The square root of 2684509896 is about 51812.2562334435. The cubic root of 2684509896 is about 1389.8086267595.

The spelling of 2684509896 in words is "two billion, six hundred eighty-four million, five hundred nine thousand, eight hundred ninety-six".