4987198 has 4 divisors (see below), whose sum is σ = 7480800. Its totient is φ = 2493598.

The previous prime is 4987127. The next prime is 4987207. The reversal of 4987198 is 8917894.

It is a happy number.

It is a semiprime because it is the product of two 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 as a sum of consecutive naturals, namely, 1246798 + ... + 1246801.

It is an arithmetic number, because the mean of its divisors is an integer number (1870200).

Almost surely, 2^4987198 is an apocalyptic number.

4987198 is a deficient number, since it is larger than the sum of its proper divisors (2493602).

4987198 is a wasteful number, since it uses less digits than its factorization.

4987198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2493601.

The product of its digits is 145152, while the sum is 46.

The square root of 4987198 is about 2233.2035285661. The cubic root of 4987198 is about 170.8515291875.

The spelling of 4987198 in words is "four million, nine hundred eighty-seven thousand, one hundred ninety-eight".