5198818 has 8 divisors (see below), whose sum is σ = 8208720. Its totient is φ = 2462580.

The previous prime is 5198813. The next prime is 5198819. The reversal of 5198818 is 8188915.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (5198813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68368 + ... + 68443.

It is an arithmetic number, because the mean of its divisors is an integer number (1026090).

Almost surely, 2^5198818 is an apocalyptic number.

5198818 is a deficient number, since it is larger than the sum of its proper divisors (3009902).

5198818 is a wasteful number, since it uses less digits than its factorization.

5198818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136832.

The product of its digits is 23040, while the sum is 40.

The square root of 5198818 is about 2280.0916648240. The cubic root of 5198818 is about 173.2346932193.

The spelling of 5198818 in words is "five million, one hundred ninety-eight thousand, eight hundred eighteen".