4921198 has 8 divisors (see below), whose sum is σ = 7458192. Its totient is φ = 2435136.

The previous prime is 4921187. The next prime is 4921199. The reversal of 4921198 is 8911294.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4921199) 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 in 3 ways as a sum of consecutive naturals, for example, 12490 + ... + 12877.

It is an arithmetic number, because the mean of its divisors is an integer number (932274).

Almost surely, 2^4921198 is an apocalyptic number.

4921198 is a deficient number, since it is larger than the sum of its proper divisors (2536994).

4921198 is a wasteful number, since it uses less digits than its factorization.

4921198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25466.

The product of its digits is 5184, while the sum is 34.

The square root of 4921198 is about 2218.3773349004. The cubic root of 4921198 is about 170.0945033956.

The spelling of 4921198 in words is "four million, nine hundred twenty-one thousand, one hundred ninety-eight".