2390198 has 8 divisors (see below), whose sum is σ = 3668808. Its totient is φ = 1167264.

The previous prime is 2390197. The next prime is 2390207. The reversal of 2390198 is 8910932.

2390198 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 Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2390191) by changing a digit.

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, 13811 + ... + 13982.

It is an arithmetic number, because the mean of its divisors is an integer number (458601).

2^2390198 is an apocalyptic number.

2390198 is a deficient number, since it is larger than the sum of its proper divisors (1278610).

2390198 is a wasteful number, since it uses less digits than its factorization.

2390198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27838.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 2390198 is about 1546.0265198243. The cubic root of 2390198 is about 133.7040695932.

The spelling of 2390198 in words is "two million, three hundred ninety thousand, one hundred ninety-eight".