8893649 has 2 divisors, whose sum is σ = 8893650. Its totient is φ = 8893648.

The previous prime is 8893627. The next prime is 8893697. The reversal of 8893649 is 9463988.

8893649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8596624 + 297025 = 2932^2 + 545^2 .

It is a cyclic number.

It is not a de Polignac number, because 8893649 - 2⁸ = 8893393 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8893609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4446824 + 4446825.

It is an arithmetic number, because the mean of its divisors is an integer number (4446825).

Almost surely, 2^8893649 is an apocalyptic number.

It is an amenable number.

8893649 is a deficient number, since it is larger than the sum of its proper divisors (1).

8893649 is an equidigital number, since it uses as much as digits as its factorization.

8893649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373248, while the sum is 47.

The square root of 8893649 is about 2982.2221580560. Note that the first 3 decimals coincide. The cubic root of 8893649 is about 207.1858040616.

The spelling of 8893649 in words is "eight million, eight hundred ninety-three thousand, six hundred forty-nine".