3964981472 has 24 divisors (see below), whose sum is σ = 7809858000. Its totient is φ = 1981525504.

The previous prime is 3964981469. The next prime is 3964981511. The reversal of 3964981472 is 2741894693.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39029 + ... + 97227.

It is an arithmetic number, because the mean of its divisors is an integer number (325410750).

Almost surely, 2^3964981472 is an apocalyptic number.

3964981472 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3964981472 is a deficient number, since it is larger than the sum of its proper divisors (3844876528).

3964981472 is a wasteful number, since it uses less digits than its factorization.

3964981472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60338 (or 60330 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 53.

The square root of 3964981472 is about 62968.0988437796. The cubic root of 3964981472 is about 1582.7550969179.

It can be divided in two parts, 39649 and 81472, that added together give a palindrome (121121).

The spelling of 3964981472 in words is "three billion, nine hundred sixty-four million, nine hundred eighty-one thousand, four hundred seventy-two".