298813345 has 4 divisors (see below), whose sum is σ = 358576020. Its totient is φ = 239050672.

The previous prime is 298813337. The next prime is 298813351. The reversal of 298813345 is 543318892.

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 178516321 + 120297024 = 13361^2 + 10968^2 .

It is a cyclic number.

It is not a de Polignac number, because 298813345 - 2³ = 298813337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29881330 + ... + 29881339.

It is an arithmetic number, because the mean of its divisors is an integer number (89644005).

Almost surely, 2^298813345 is an apocalyptic number.

It is an amenable number.

298813345 is a deficient number, since it is larger than the sum of its proper divisors (59762675).

298813345 is an equidigital number, since it uses as much as digits as its factorization.

298813345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59762674.

The product of its digits is 207360, while the sum is 43.

The square root of 298813345 is about 17286.2183545158. The cubic root of 298813345 is about 668.5491326739.

The spelling of 298813345 in words is "two hundred ninety-eight million, eight hundred thirteen thousand, three hundred forty-five".