2849653949 has 2 divisors, whose sum is σ = 2849653950. Its totient is φ = 2849653948.

The previous prime is 2849653927. The next prime is 2849653957. The reversal of 2849653949 is 9493569482.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2562181924 + 287472025 = 50618^2 + 16955^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2849653949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2849653909) 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, 1424826974 + 1424826975.

It is an arithmetic number, because the mean of its divisors is an integer number (1424826975).

Almost surely, 2^2849653949 is an apocalyptic number.

It is an amenable number.

2849653949 is a deficient number, since it is larger than the sum of its proper divisors (1).

2849653949 is an equidigital number, since it uses as much as digits as its factorization.

2849653949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16796160, while the sum is 59.

The square root of 2849653949 is about 53382.1500972001. The cubic root of 2849653949 is about 1417.7425529422.

The spelling of 2849653949 in words is "two billion, eight hundred forty-nine million, six hundred fifty-three thousand, nine hundred forty-nine".