2398645498 has 32 divisors (see below), whose sum is σ = 3854466000. Its totient is φ = 1115541504.

The previous prime is 2398645489. The next prime is 2398645511. The reversal of 2398645498 is 8945468932.

It can be written as a sum of positive squares in 8 ways, for example, as 1620626049 + 778019449 = 40257^2 + 27893^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2286078 + ... + 2287126.

Almost surely, 2^2398645498 is an apocalyptic number.

2398645498 is a deficient number, since it is larger than the sum of its proper divisors (1455820502).

2398645498 is a wasteful number, since it uses less digits than its factorization.

2398645498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1794.

The product of its digits is 14929920, while the sum is 58.

The square root of 2398645498 is about 48975.9685764355. The cubic root of 2398645498 is about 1338.6139782461.

The spelling of 2398645498 in words is "two billion, three hundred ninety-eight million, six hundred forty-five thousand, four hundred ninety-eight".