876676949 has 2 divisors, whose sum is σ = 876676950. Its totient is φ = 876676948.

The previous prime is 876676907. The next prime is 876676963. The reversal of 876676949 is 949676678.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 788598724 + 88078225 = 28082^2 + 9385^2 .

It is a cyclic number.

It is not a de Polignac number, because 876676949 - 2²⁰ = 875628373 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 876676891 and 876676900.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (876676049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 438338474 + 438338475.

It is an arithmetic number, because the mean of its divisors is an integer number (438338475).

Almost surely, 2^876676949 is an apocalyptic number.

It is an amenable number.

876676949 is a deficient number, since it is larger than the sum of its proper divisors (1).

876676949 is an equidigital number, since it uses as much as digits as its factorization.

876676949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27433728, while the sum is 62.

The square root of 876676949 is about 29608.7309589587. The cubic root of 876676949 is about 957.0762277468.

The spelling of 876676949 in words is "eight hundred seventy-six million, six hundred seventy-six thousand, nine hundred forty-nine".