3989669662 has 8 divisors (see below), whose sum is σ = 6528550392. Its totient is φ = 1813486200.

The previous prime is 3989669653. The next prime is 3989669687. The reversal of 3989669662 is 2669669893.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 3989669594 and 3989669603.

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 3 ways as a sum of consecutive naturals, for example, 90674289 + ... + 90674332.

It is an arithmetic number, because the mean of its divisors is an integer number (816068799).

Almost surely, 2^3989669662 is an apocalyptic number.

3989669662 is a deficient number, since it is larger than the sum of its proper divisors (2538880730).

3989669662 is a wasteful number, since it uses less digits than its factorization.

3989669662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181348634.

The product of its digits is 45349632, while the sum is 64.

The square root of 3989669662 is about 63163.8319135247. The cubic root of 3989669662 is about 1586.0333414316.

The spelling of 3989669662 in words is "three billion, nine hundred eighty-nine million, six hundred sixty-nine thousand, six hundred sixty-two".