2884847491 has 2 divisors, whose sum is σ = 2884847492. Its totient is φ = 2884847490.

The previous prime is 2884847489. The next prime is 2884847509. The reversal of 2884847491 is 1947484882.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2884847491 - 2¹ = 2884847489 is a prime.

Together with 2884847489, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2884847411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1442423745 + 1442423746.

It is an arithmetic number, because the mean of its divisors is an integer number (1442423746).

Almost surely, 2^2884847491 is an apocalyptic number.

2884847491 is a deficient number, since it is larger than the sum of its proper divisors (1).

2884847491 is an equidigital number, since it uses as much as digits as its factorization.

2884847491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4128768, while the sum is 55.

The square root of 2884847491 is about 53710.7763023399. The cubic root of 2884847491 is about 1423.5551154835. Note that the first 3 decimals are identical.

The spelling of 2884847491 in words is "two billion, eight hundred eighty-four million, eight hundred forty-seven thousand, four hundred ninety-one".