298855089 has 20 divisors (see below), whose sum is σ = 480780916. Its totient is φ = 183910176.

The previous prime is 298855079. The next prime is 298855099. The reversal of 298855089 is 980558892.

298855089 is a `hidden beast` number, since 2 + 9 + 8 + 8 + 550 + 89 = 666.

It is an interprime number because it is at equal distance from previous prime (298855079) and next prime (298855099).

It can be written as a sum of positive squares in 2 ways, for example, as 164480625 + 134374464 = 12825^2 + 11592^2 .

It is not a de Polignac number, because 298855089 - 2¹³ = 298846897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (298855049) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 140854 + ... + 142959.

Almost surely, 2^298855089 is an apocalyptic number.

It is an amenable number.

298855089 is a deficient number, since it is larger than the sum of its proper divisors (181925827).

298855089 is a wasteful number, since it uses less digits than its factorization.

298855089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283838 (or 283829 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 54.

The square root of 298855089 is about 17287.4257482136. The cubic root of 298855089 is about 668.5802631616.

The spelling of 298855089 in words is "two hundred ninety-eight million, eight hundred fifty-five thousand, eighty-nine".