898147 has 2 divisors, whose sum is σ = 898148. Its totient is φ = 898146.

The previous prime is 898133. The next prime is 898153. The reversal of 898147 is 741898.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 898147 - 2⁷ = 898019 is a prime.

It is an Ulam number.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (890147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449073 + 449074.

It is an arithmetic number, because the mean of its divisors is an integer number (449074).

2⁸⁹⁸¹⁴⁷ is an apocalyptic number.

898147 is a deficient number, since it is larger than the sum of its proper divisors (1).

898147 is an equidigital number, since it uses as much as digits as its factorization.

898147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 37.

The square root of 898147 is about 947.7061780953. The cubic root of 898147 is about 96.4826317548.

The spelling of 898147 in words is "eight hundred ninety-eight thousand, one hundred forty-seven".