3989497062 has 16 divisors (see below), whose sum is σ = 8325907200. Its totient is φ = 1272013512.

The previous prime is 3989497003. The next prime is 3989497069. The reversal of 3989497062 is 2607949893.

It is a junction number, because it is equal to n+sod(n) for n = 3989496993 and 3989497011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3989497069) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 14454562 + ... + 14454837.

It is an arithmetic number, because the mean of its divisors is an integer number (520369200).

Almost surely, 2^3989497062 is an apocalyptic number.

3989497062 is an abundant number, since it is smaller than the sum of its proper divisors (4336410138).

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

3989497062 is a wasteful number, since it uses less digits than its factorization.

3989497062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28909427.

The product of its (nonzero) digits is 5878656, while the sum is 57.

The square root of 3989497062 is about 63162.4656105190. The cubic root of 3989497062 is about 1586.0104695879.

The spelling of 3989497062 in words is "three billion, nine hundred eighty-nine million, four hundred ninety-seven thousand, sixty-two".