2660198 has 8 divisors (see below), whose sum is σ = 3998808. Its totient is φ = 1327264.

The previous prime is 2660183. The next prime is 2660219. The reversal of 2660198 is 8910662.

2660198 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct 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 in 3 ways as a sum of consecutive naturals, for example, 65 + ... + 2307.

It is an arithmetic number, because the mean of its divisors is an integer number (499851).

2^2660198 is an apocalyptic number.

2660198 is a deficient number, since it is larger than the sum of its proper divisors (1338610).

2660198 is a wasteful number, since it uses less digits than its factorization.

2660198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2838.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 2660198 is about 1631.0113426951. The cubic root of 2660198 is about 138.5600360088.

The spelling of 2660198 in words is "two million, six hundred sixty thousand, one hundred ninety-eight".