4387198 has 4 divisors (see below), whose sum is σ = 6580800. Its totient is φ = 2193598.

The previous prime is 4387193. The next prime is 4387211. The reversal of 4387198 is 8917834.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 4387198.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4387193) by changing a digit.

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 as a sum of consecutive naturals, namely, 1096798 + ... + 1096801.

It is an arithmetic number, because the mean of its divisors is an integer number (1645200).

Almost surely, 2^4387198 is an apocalyptic number.

4387198 is a deficient number, since it is larger than the sum of its proper divisors (2193602).

4387198 is a wasteful number, since it uses less digits than its factorization.

4387198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2193601.

The product of its digits is 48384, while the sum is 40.

The square root of 4387198 is about 2094.5639164275. The cubic root of 4387198 is about 163.7051762402.

The spelling of 4387198 in words is "four million, three hundred eighty-seven thousand, one hundred ninety-eight".