2849565049 has 4 divisors (see below), whose sum is σ = 2889699840. Its totient is φ = 2809430260.

The previous prime is 2849565029. The next prime is 2849565053. The reversal of 2849565049 is 9405659482.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2849565049 - 2²¹ = 2847467897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2849564987 and 2849565005.

It is not an unprimeable number, because it can be changed into a prime (2849565029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20067289 + ... + 20067430.

It is an arithmetic number, because the mean of its divisors is an integer number (722424960).

Almost surely, 2^2849565049 is an apocalyptic number.

It is an amenable number.

2849565049 is a deficient number, since it is larger than the sum of its proper divisors (40134791).

2849565049 is an equidigital number, since it uses as much as digits as its factorization.

2849565049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40134790.

The product of its (nonzero) digits is 3110400, while the sum is 52.

The square root of 2849565049 is about 53381.3174153655. The cubic root of 2849565049 is about 1417.7278097925.

The spelling of 2849565049 in words is "two billion, eight hundred forty-nine million, five hundred sixty-five thousand, forty-nine".