898430873 has 2 divisors, whose sum is σ = 898430874. Its totient is φ = 898430872.

The previous prime is 898430867. The next prime is 898430917. The reversal of 898430873 is 378034898.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 531210304 + 367220569 = 23048^2 + 19163^2 .

It is a cyclic number.

It is not a de Polignac number, because 898430873 - 2⁴ = 898430857 is a prime.

It is not a weakly prime, because it can be changed into another prime (898430833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449215436 + 449215437.

It is an arithmetic number, because the mean of its divisors is an integer number (449215437).

Almost surely, 2^898430873 is an apocalyptic number.

It is an amenable number.

898430873 is a deficient number, since it is larger than the sum of its proper divisors (1).

898430873 is an equidigital number, since it uses as much as digits as its factorization.

898430873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1161216, while the sum is 50.

The square root of 898430873 is about 29973.8364744989. The cubic root of 898430873 is about 964.9279561776.

The spelling of 898430873 in words is "eight hundred ninety-eight million, four hundred thirty thousand, eight hundred seventy-three".