3973229568 has 396 divisors, whose sum is σ = 14440193040. Its totient is φ = 1029980160.

The previous prime is 3973229549. The next prime is 3973229573. The reversal of 3973229568 is 8659223793.

It is a happy number.

3973229568 is a `hidden beast` number, since 3 + 9 + 73 + 2 + 2 + 9 + 568 = 666.

It is a tau number, because it is divible by the number of its divisors (396).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7805698 + ... + 7806206.

Almost surely, 2^3973229568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3973229568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7220096520).

3973229568 is an abundant number, since it is smaller than the sum of its proper divisors (10466963472).

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

3973229568 is a wasteful number, since it uses less digits than its factorization.

3973229568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564 (or 532 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 54.

The square root of 3973229568 is about 63033.5590618204. The cubic root of 3973229568 is about 1583.8518379937.

The spelling of 3973229568 in words is "three billion, nine hundred seventy-three million, two hundred twenty-nine thousand, five hundred sixty-eight".