898373999 has 2 divisors, whose sum is σ = 898374000. Its totient is φ = 898373998.

The previous prime is 898373981. The next prime is 898374007. The reversal of 898373999 is 999373898.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 898373999 - 2²⁰ = 897325423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (898373909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449186999 + 449187000.

It is an arithmetic number, because the mean of its divisors is an integer number (449187000).

Almost surely, 2^898373999 is an apocalyptic number.

898373999 is a deficient number, since it is larger than the sum of its proper divisors (1).

898373999 is an equidigital number, since it uses as much as digits as its factorization.

898373999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26453952, while the sum is 65.

The square root of 898373999 is about 29972.8877320821. The cubic root of 898373999 is about 964.9075945774.

The spelling of 898373999 in words is "eight hundred ninety-eight million, three hundred seventy-three thousand, nine hundred ninety-nine".