298676089 has 4 divisors (see below), whose sum is σ = 301633380. Its totient is φ = 295718800.

The previous prime is 298676071. The next prime is 298676093. The reversal of 298676089 is 980676892.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 156875625 + 141800464 = 12525^2 + 11908^2 .

It is a cyclic number.

It is not a de Polignac number, because 298676089 - 2¹¹ = 298674041 is a prime.

It is a super-2 number, since 2×298676089² = 178414812280671842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (298616089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1478494 + ... + 1478695.

It is an arithmetic number, because the mean of its divisors is an integer number (75408345).

Almost surely, 2^298676089 is an apocalyptic number.

It is an amenable number.

298676089 is a deficient number, since it is larger than the sum of its proper divisors (2957291).

298676089 is a wasteful number, since it uses less digits than its factorization.

298676089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2957290.

The product of its (nonzero) digits is 2612736, while the sum is 55.

The square root of 298676089 is about 17282.2477994039. The cubic root of 298676089 is about 668.4467538982.

The spelling of 298676089 in words is "two hundred ninety-eight million, six hundred seventy-six thousand, eighty-nine".