2849420489 has 2 divisors, whose sum is σ = 2849420490. Its totient is φ = 2849420488.

The previous prime is 2849420477. The next prime is 2849420513. The reversal of 2849420489 is 9840249482.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2763079225 + 86341264 = 52565^2 + 9292^2 .

It is a cyclic number.

It is not a de Polignac number, because 2849420489 - 2¹⁶ = 2849354953 is a prime.

It is not a weakly prime, because it can be changed into another prime (2849428489) by changing a digit.

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 as a sum of consecutive naturals, namely, 1424710244 + 1424710245.

It is an arithmetic number, because the mean of its divisors is an integer number (1424710245).

Almost surely, 2^2849420489 is an apocalyptic number.

It is an amenable number.

2849420489 is a deficient number, since it is larger than the sum of its proper divisors (1).

2849420489 is an equidigital number, since it uses as much as digits as its factorization.

2849420489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1327104, while the sum is 50.

The square root of 2849420489 is about 53379.9633664168. The cubic root of 2849420489 is about 1417.7038353503.

The spelling of 2849420489 in words is "two billion, eight hundred forty-nine million, four hundred twenty thousand, four hundred eighty-nine".