3973992468 has 12 divisors (see below), whose sum is σ = 9272649120. Its totient is φ = 1324664152.

The previous prime is 3973992419. The next prime is 3973992499. The reversal of 3973992468 is 8642993793.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×3973992468² = 31585232271441462048, which contains 22 as substring.

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, 165583008 + ... + 165583031.

It is an arithmetic number, because the mean of its divisors is an integer number (772720760).

Almost surely, 2^3973992468 is an apocalyptic number.

It is an amenable number.

3973992468 is an abundant number, since it is smaller than the sum of its proper divisors (5298656652).

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

3973992468 is a wasteful number, since it uses less digits than its factorization.

3973992468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331166046 (or 331166044 counting only the distinct ones).

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

The square root of 3973992468 is about 63039.6103097092. The cubic root of 3973992468 is about 1583.9532033287.

The spelling of 3973992468 in words is "three billion, nine hundred seventy-three million, nine hundred ninety-two thousand, four hundred sixty-eight".