8676949 has 2 divisors, whose sum is σ = 8676950. Its totient is φ = 8676948.

The previous prime is 8676937. The next prime is 8676971. The reversal of 8676949 is 9496768.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8468100 + 208849 = 2910^2 + 457^2 .

It is a cyclic number.

It is not a de Polignac number, because 8676949 - 2⁷ = 8676821 is a prime.

8676949 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8676049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4338474 + 4338475.

It is an arithmetic number, because the mean of its divisors is an integer number (4338475).

Almost surely, 2^8676949 is an apocalyptic number.

It is an amenable number.

8676949 is a deficient number, since it is larger than the sum of its proper divisors (1).

8676949 is an equidigital number, since it uses as much as digits as its factorization.

8676949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 49.

The square root of 8676949 is about 2945.6661385839. Note that the first 3 decimals coincide. The cubic root of 8676949 is about 205.4892064194.

The spelling of 8676949 in words is "eight million, six hundred seventy-six thousand, nine hundred forty-nine".