2840564334 has 32 divisors (see below), whose sum is σ = 6005007360. Its totient is φ = 893289600.

The previous prime is 2840564329. The next prime is 2840564341. The reversal of 2840564334 is 4334650482.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 2840564292 and 2840564301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24222 + ... + 79169.

It is an arithmetic number, because the mean of its divisors is an integer number (187656480).

Almost surely, 2^2840564334 is an apocalyptic number.

2840564334 is an abundant number, since it is smaller than the sum of its proper divisors (3164443026).

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

2840564334 is a wasteful number, since it uses less digits than its factorization.

2840564334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103656.

The product of its (nonzero) digits is 276480, while the sum is 39.

The square root of 2840564334 is about 53296.9448842989. The cubic root of 2840564334 is about 1416.2335439824.

The spelling of 2840564334 in words is "two billion, eight hundred forty million, five hundred sixty-four thousand, three hundred thirty-four".