4391389198 has 8 divisors (see below), whose sum is σ = 7528095792. Its totient is φ = 1882023936.

The previous prime is 4391389183. The next prime is 4391389213. The reversal of 4391389198 is 8919831934.

It is an interprime number because it is at equal distance from previous prime (4391389183) and next prime (4391389213).

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

It is a super-2 number, since 2×4391389198² = 38568598176622166408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156835315 + ... + 156835342.

It is an arithmetic number, because the mean of its divisors is an integer number (941011974).

Almost surely, 2^4391389198 is an apocalyptic number.

4391389198 is a deficient number, since it is larger than the sum of its proper divisors (3136706594).

4391389198 is a wasteful number, since it uses less digits than its factorization.

4391389198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313670666.

The product of its digits is 1679616, while the sum is 55.

The square root of 4391389198 is about 66267.5576583293. The cubic root of 4391389198 is about 1637.5729017366.

The spelling of 4391389198 in words is "four billion, three hundred ninety-one million, three hundred eighty-nine thousand, one hundred ninety-eight".