3989329674 has 32 divisors (see below), whose sum is σ = 8984770560. Its totient is φ = 1169890800.

The previous prime is 3989329637. The next prime is 3989329693. The reversal of 3989329674 is 4769239893.

3989329674 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 972864 + ... + 976955.

It is an arithmetic number, because the mean of its divisors is an integer number (280774080).

Almost surely, 2^3989329674 is an apocalyptic number.

3989329674 is an abundant number, since it is smaller than the sum of its proper divisors (4995440886).

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

3989329674 is a wasteful number, since it uses less digits than its factorization.

3989329674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1949866.

The product of its digits is 17635968, while the sum is 60.

The square root of 3989329674 is about 63161.1405375172. The cubic root of 3989329674 is about 1585.9882877749.

The spelling of 3989329674 in words is "three billion, nine hundred eighty-nine million, three hundred twenty-nine thousand, six hundred seventy-four".