8040198 has 8 divisors (see below), whose sum is σ = 16080408. Its totient is φ = 2680064.

The previous prime is 8040169. The next prime is 8040217. The reversal of 8040198 is 8910408.

It is a happy number.

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

8040198 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 670011 + ... + 670022.

It is an arithmetic number, because the mean of its divisors is an integer number (2010051).

Almost surely, 2^8040198 is an apocalyptic number.

8040198 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8040198 is a wasteful number, since it uses less digits than its factorization.

8040198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1340038.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 8040198 is about 2835.5242901446. The cubic root of 8040198 is about 200.3344238252.

The spelling of 8040198 in words is "eight million, forty thousand, one hundred ninety-eight".