8893897 has 2 divisors, whose sum is σ = 8893898. Its totient is φ = 8893896.

The previous prime is 8893889. The next prime is 8893901. The reversal of 8893897 is 7983988.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8271376 + 622521 = 2876^2 + 789^2 .

It is a cyclic number.

It is not a de Polignac number, because 8893897 - 2³ = 8893889 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (8893817) 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, 4446948 + 4446949.

It is an arithmetic number, because the mean of its divisors is an integer number (4446949).

Almost surely, 2^8893897 is an apocalyptic number.

It is an amenable number.

8893897 is a deficient number, since it is larger than the sum of its proper divisors (1).

8893897 is an equidigital number, since it uses as much as digits as its factorization.

8893897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 52.

The square root of 8893897 is about 2982.2637374987. The cubic root of 8893897 is about 207.1877298404.

Subtracting from 8893897 its reverse (7983988), we obtain a palindrome (909909).

The spelling of 8893897 in words is "eight million, eight hundred ninety-three thousand, eight hundred ninety-seven".