2821327873 has 16 divisors (see below), whose sum is σ = 3489875200. Its totient is φ = 2221027776.

The previous prime is 2821327849. The next prime is 2821327877. The reversal of 2821327873 is 3787231282.

It is a cyclic number.

It is not a de Polignac number, because 2821327873 - 2¹³ = 2821319681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2821327877) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59790 + ... + 96007.

It is an arithmetic number, because the mean of its divisors is an integer number (218117200).

Almost surely, 2^2821327873 is an apocalyptic number.

It is an amenable number.

2821327873 is a deficient number, since it is larger than the sum of its proper divisors (668547327).

2821327873 is a wasteful number, since it uses less digits than its factorization.

2821327873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156016.

The product of its digits is 225792, while the sum is 43.

The square root of 2821327873 is about 53116.1733655579. The cubic root of 2821327873 is about 1413.0293624288.

The spelling of 2821327873 in words is "two billion, eight hundred twenty-one million, three hundred twenty-seven thousand, eight hundred seventy-three".