298598340 has 24 divisors (see below), whose sum is σ = 836075520. Its totient is φ = 79626208.

The previous prime is 298598327. The next prime is 298598347. The reversal of 298598340 is 43895892.

It is a self number, because there is not a number n which added to its sum of digits gives 298598340.

It is not an unprimeable number, because it can be changed into a prime (298598347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2488260 + ... + 2488379.

It is an arithmetic number, because the mean of its divisors is an integer number (34836480).

Almost surely, 2^298598340 is an apocalyptic number.

298598340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

298598340 is an abundant number, since it is smaller than the sum of its proper divisors (537477180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

298598340 is a wasteful number, since it uses less digits than its factorization.

298598340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4976651 (or 4976649 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 48.

The square root of 298598340 is about 17279.9982638888. The cubic root of 298598340 is about 668.3887472718.

The spelling of 298598340 in words is "two hundred ninety-eight million, five hundred ninety-eight thousand, three hundred forty".