8428198 has 8 divisors (see below), whose sum is σ = 12831192. Its totient is φ = 4151136.

The previous prime is 8428171. The next prime is 8428201. The reversal of 8428198 is 8918248.

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

It is a self number, because there is not a number n which added to its sum of digits gives 8428198.

It is a congruent number.

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, 31315 + ... + 31582.

It is an arithmetic number, because the mean of its divisors is an integer number (1603899).

Almost surely, 2^8428198 is an apocalyptic number.

8428198 is a deficient number, since it is larger than the sum of its proper divisors (4402994).

8428198 is a wasteful number, since it uses less digits than its factorization.

8428198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62966.

The product of its digits is 36864, while the sum is 40.

The square root of 8428198 is about 2903.1358907223. The cubic root of 8428198 is about 203.5064803640.

It can be divided in two parts, 84 and 28198, that multiplied together give a palindrome (2368632).

The spelling of 8428198 in words is "eight million, four hundred twenty-eight thousand, one hundred ninety-eight".