2805282049 has 2 divisors, whose sum is σ = 2805282050. Its totient is φ = 2805282048.

The previous prime is 2805281987. The next prime is 2805282059. The reversal of 2805282049 is 9402825082.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2703272049 + 102010000 = 51993^2 + 10100^2 .

It is a cyclic number.

It is not a de Polignac number, because 2805282049 - 2²¹ = 2803184897 is a prime.

It is not a weakly prime, because it can be changed into another prime (2805282059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1402641024 + 1402641025.

It is an arithmetic number, because the mean of its divisors is an integer number (1402641025).

Almost surely, 2^2805282049 is an apocalyptic number.

It is an amenable number.

2805282049 is a deficient number, since it is larger than the sum of its proper divisors (1).

2805282049 is an equidigital number, since it uses as much as digits as its factorization.

2805282049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 2805282049 is about 52964.9133766874. The cubic root of 2805282049 is about 1410.3454796174.

The spelling of 2805282049 in words is "two billion, eight hundred five million, two hundred eighty-two thousand, forty-nine".