3989424318 has 32 divisors (see below), whose sum is σ = 8814389760. Its totient is φ = 1193612160.

The previous prime is 3989424301. The next prime is 3989424337. The reversal of 3989424318 is 8134249893.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 377355 + ... + 387782.

It is an arithmetic number, because the mean of its divisors is an integer number (275449680).

Almost surely, 2^3989424318 is an apocalyptic number.

3989424318 is an abundant number, since it is smaller than the sum of its proper divisors (4824965442).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3989424318 is a wasteful number, since it uses less digits than its factorization.

3989424318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765232.

The product of its digits is 1492992, while the sum is 51.

The square root of 3989424318 is about 63161.8897595694. The cubic root of 3989424318 is about 1586.0008298225. Note that the first 3 decimals are identical.

The spelling of 3989424318 in words is "three billion, nine hundred eighty-nine million, four hundred twenty-four thousand, three hundred eighteen".