3989323078 has 12 divisors (see below), whose sum is σ = 6479699868. Its totient is φ = 1841225880.

The previous prime is 3989323069. The next prime is 3989323097. The reversal of 3989323078 is 8703239893.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5901028 + ... + 5901703.

It is an arithmetic number, because the mean of its divisors is an integer number (539974989).

Almost surely, 2^3989323078 is an apocalyptic number.

3989323078 is a deficient number, since it is larger than the sum of its proper divisors (2490376790).

3989323078 is a wasteful number, since it uses less digits than its factorization.

3989323078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11802759 (or 11802746 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 52.

The square root of 3989323078 is about 63161.0883218458. The cubic root of 3989323078 is about 1585.9874136778.

The spelling of 3989323078 in words is "three billion, nine hundred eighty-nine million, three hundred twenty-three thousand, seventy-eight".