7993198 has 8 divisors (see below), whose sum is σ = 12021192. Its totient is φ = 3986136.

The previous prime is 7993187. The next prime is 7993199. The reversal of 7993198 is 8913997.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7993199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4240 + ... + 5827.

It is an arithmetic number, because the mean of its divisors is an integer number (1502649).

Almost surely, 2^7993198 is an apocalyptic number.

7993198 is a deficient number, since it is larger than the sum of its proper divisors (4027994).

7993198 is a wasteful number, since it uses less digits than its factorization.

7993198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10466.

The product of its digits is 122472, while the sum is 46.

The square root of 7993198 is about 2827.2244339635. The cubic root of 7993198 is about 199.9433005941.

The spelling of 7993198 in words is "seven million, nine hundred ninety-three thousand, one hundred ninety-eight".