898823 has 2 divisors, whose sum is σ = 898824. Its totient is φ = 898822.

The previous prime is 898819. The next prime is 898853. The reversal of 898823 is 328898.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 898823 - 2² = 898819 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (898813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449411 + 449412.

It is an arithmetic number, because the mean of its divisors is an integer number (449412).

2⁸⁹⁸⁸²³ is an apocalyptic number.

898823 is a deficient number, since it is larger than the sum of its proper divisors (1).

898823 is an equidigital number, since it uses as much as digits as its factorization.

898823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 38.

The square root of 898823 is about 948.0627616355. The cubic root of 898823 is about 96.5068319145.

The spelling of 898823 in words is "eight hundred ninety-eight thousand, eight hundred twenty-three".