876036449 has 2 divisors, whose sum is σ = 876036450. Its totient is φ = 876036448.

The previous prime is 876036419. The next prime is 876036509. The reversal of 876036449 is 944630678.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 476636224 + 399400225 = 21832^2 + 19985^2 .

It is a cyclic number.

It is not a de Polignac number, because 876036449 - 2⁸ = 876036193 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (876036419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 438018224 + 438018225.

It is an arithmetic number, because the mean of its divisors is an integer number (438018225).

Almost surely, 2^876036449 is an apocalyptic number.

It is an amenable number.

876036449 is a deficient number, since it is larger than the sum of its proper divisors (1).

876036449 is an equidigital number, since it uses as much as digits as its factorization.

876036449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 47.

The square root of 876036449 is about 29597.9129162852. The cubic root of 876036449 is about 956.8430910622.

The spelling of 876036449 in words is "eight hundred seventy-six million, thirty-six thousand, four hundred forty-nine".