898430959 has 2 divisors, whose sum is σ = 898430960. Its totient is φ = 898430958.

The previous prime is 898430921. The next prime is 898430963. The reversal of 898430959 is 959034898.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 898430959 - 2¹¹ = 898428911 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (898430969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449215479 + 449215480.

It is an arithmetic number, because the mean of its divisors is an integer number (449215480).

Almost surely, 2^898430959 is an apocalyptic number.

898430959 is a deficient number, since it is larger than the sum of its proper divisors (1).

898430959 is an equidigital number, since it uses as much as digits as its factorization.

898430959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2799360, while the sum is 55.

The square root of 898430959 is about 29973.8379090833. The cubic root of 898430959 is about 964.9279869660.

The spelling of 898430959 in words is "eight hundred ninety-eight million, four hundred thirty thousand, nine hundred fifty-nine".