4639198 has 8 divisors (see below), whose sum is σ = 7368192. Its totient is φ = 2183136.

The previous prime is 4639189. The next prime is 4639237. The reversal of 4639198 is 8919364.

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 4639198.

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, 68190 + ... + 68257.

It is an arithmetic number, because the mean of its divisors is an integer number (921024).

Almost surely, 2^4639198 is an apocalyptic number.

4639198 is a deficient number, since it is larger than the sum of its proper divisors (2728994).

4639198 is a wasteful number, since it uses less digits than its factorization.

4639198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136466.

The product of its digits is 46656, while the sum is 40.

The square root of 4639198 is about 2153.8797552324. The cubic root of 4639198 is about 166.7814080994.

The spelling of 4639198 in words is "four million, six hundred thirty-nine thousand, one hundred ninety-eight".