8198667 has 12 divisors (see below), whose sum is σ = 11868064. Its totient is φ = 5454000.

The previous prime is 8198651. The next prime is 8198669. The reversal of 8198667 is 7668918.

It is a happy number.

8198667 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8198667 - 2⁴ = 8198651 is a prime.

It is a Duffinian number.

8198667 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (8198669) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6153 + ... + 7365.

Almost surely, 2^8198667 is an apocalyptic number.

8198667 is a deficient number, since it is larger than the sum of its proper divisors (3669397).

8198667 is a wasteful number, since it uses less digits than its factorization.

8198667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1970 (or 1967 counting only the distinct ones).

The product of its digits is 145152, while the sum is 45.

The square root of 8198667 is about 2863.3314512993. The cubic root of 8198667 is about 201.6420399619.

The spelling of 8198667 in words is "eight million, one hundred ninety-eight thousand, six hundred sixty-seven".