2129579276 has 24 divisors (see below), whose sum is σ = 4134473280. Its totient is φ = 951582800.

The previous prime is 2129579251. The next prime is 2129579297. The reversal of 2129579276 is 6729759212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 407570 + ... + 412761.

It is an arithmetic number, because the mean of its divisors is an integer number (172269720).

Almost surely, 2^2129579276 is an apocalyptic number.

It is an amenable number.

2129579276 is a deficient number, since it is larger than the sum of its proper divisors (2004894004).

2129579276 is a wasteful number, since it uses less digits than its factorization.

2129579276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820405 (or 820403 counting only the distinct ones).

The product of its digits is 952560, while the sum is 50.

The square root of 2129579276 is about 46147.3647785006. The cubic root of 2129579276 is about 1286.5636314294.

The spelling of 2129579276 in words is "two billion, one hundred twenty-nine million, five hundred seventy-nine thousand, two hundred seventy-six".