8072198 has 4 divisors (see below), whose sum is σ = 12108300. Its totient is φ = 4036098.

The previous prime is 8072189. The next prime is 8072209. The reversal of 8072198 is 8912708.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2018048 + ... + 2018051.

It is an arithmetic number, because the mean of its divisors is an integer number (3027075).

Almost surely, 2^8072198 is an apocalyptic number.

8072198 is a deficient number, since it is larger than the sum of its proper divisors (4036102).

8072198 is a wasteful number, since it uses less digits than its factorization.

8072198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4036101.

The product of its (nonzero) digits is 8064, while the sum is 35.

The square root of 8072198 is about 2841.1613822520. The cubic root of 8072198 is about 200.5998491066.

It can be divided in two parts, 807 and 2198, that multiplied together give a triangular number (1773786 = T₁₈₈₃).

The spelling of 8072198 in words is "eight million, seventy-two thousand, one hundred ninety-eight".