898523 has 2 divisors, whose sum is σ = 898524. Its totient is φ = 898522.

The previous prime is 898519. The next prime is 898543. The reversal of 898523 is 325898.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 898523 - 2² = 898519 is a prime.

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 (898543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449261 + 449262.

It is an arithmetic number, because the mean of its divisors is an integer number (449262).

2⁸⁹⁸⁵²³ is an apocalyptic number.

898523 is a deficient number, since it is larger than the sum of its proper divisors (1).

898523 is an equidigital number, since it uses as much as digits as its factorization.

898523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 35.

The square root of 898523 is about 947.9045310578. The cubic root of 898523 is about 96.4960936967.

The spelling of 898523 in words is "eight hundred ninety-eight thousand, five hundred twenty-three".