80806198 has 8 divisors (see below), whose sum is σ = 132228360. Its totient is φ = 36730080.

The previous prime is 80806189. The next prime is 80806213. The reversal of 80806198 is 89160808.

It is a happy number.

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 80806198.

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, 1836483 + ... + 1836526.

It is an arithmetic number, because the mean of its divisors is an integer number (16528545).

Almost surely, 2^80806198 is an apocalyptic number.

80806198 is a deficient number, since it is larger than the sum of its proper divisors (51422162).

80806198 is a wasteful number, since it uses less digits than its factorization.

80806198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3673022.

The product of its (nonzero) digits is 27648, while the sum is 40.

The square root of 80806198 is about 8989.2267743116. The cubic root of 80806198 is about 432.3295203899.

The spelling of 80806198 in words is "eighty million, eight hundred six thousand, one hundred ninety-eight".