2869632449 has 2 divisors, whose sum is σ = 2869632450. Its totient is φ = 2869632448.

The previous prime is 2869632443. The next prime is 2869632457. The reversal of 2869632449 is 9442369682.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1880089600 + 989542849 = 43360^2 + 31457^2 .

It is a cyclic number.

It is not a de Polignac number, because 2869632449 - 2⁸ = 2869632193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2869632449.

It is not a weakly prime, because it can be changed into another prime (2869632443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1434816224 + 1434816225.

It is an arithmetic number, because the mean of its divisors is an integer number (1434816225).

Almost surely, 2^2869632449 is an apocalyptic number.

It is an amenable number.

2869632449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2869632449 is an equidigital number, since it uses as much as digits as its factorization.

2869632449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4478976, while the sum is 53.

The square root of 2869632449 is about 53568.9504190627. The cubic root of 2869632449 is about 1421.0480342472.

The spelling of 2869632449 in words is "two billion, eight hundred sixty-nine million, six hundred thirty-two thousand, four hundred forty-nine".