876894089 has 2 divisors, whose sum is σ = 876894090. Its totient is φ = 876894088.

The previous prime is 876894079. The next prime is 876894103. The reversal of 876894089 is 980498678.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 858958864 + 17935225 = 29308^2 + 4235^2 .

It is a cyclic number.

It is not a de Polignac number, because 876894089 - 2²⁰ = 875845513 is a prime.

It is a plaindrome in base 16.

It is not a weakly prime, because it can be changed into another prime (876894079) 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, 438447044 + 438447045.

It is an arithmetic number, because the mean of its divisors is an integer number (438447045).

Almost surely, 2^876894089 is an apocalyptic number.

It is an amenable number.

876894089 is a deficient number, since it is larger than the sum of its proper divisors (1).

876894089 is an equidigital number, since it uses as much as digits as its factorization.

876894089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6967296, while the sum is 59.

The square root of 876894089 is about 29612.3975557536. The cubic root of 876894089 is about 957.1552391306.

The spelling of 876894089 in words is "eight hundred seventy-six million, eight hundred ninety-four thousand, eighty-nine".