3968331748 has 6 divisors (see below), whose sum is σ = 6944580566. Its totient is φ = 1984165872.

The previous prime is 3968331691. The next prime is 3968331769. The reversal of 3968331748 is 8471338693.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2010446244 + 1957885504 = 44838^2 + 44248^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3968331695 and 3968331704.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 496041465 + ... + 496041472.

Almost surely, 2^3968331748 is an apocalyptic number.

It is an amenable number.

3968331748 is a deficient number, since it is larger than the sum of its proper divisors (2976248818).

3968331748 is a wasteful number, since it uses less digits than its factorization.

3968331748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 992082941 (or 992082939 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 52.

The square root of 3968331748 is about 62994.6961894412. The cubic root of 3968331748 is about 1583.2007630266.

The spelling of 3968331748 in words is "three billion, nine hundred sixty-eight million, three hundred thirty-one thousand, seven hundred forty-eight".