3923523968 has 128 divisors (see below), whose sum is σ = 9678527040. Its totient is φ = 1542758400.

The previous prime is 3923523913. The next prime is 3923524001. The reversal of 3923523968 is 8693253293.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2107358 + ... + 2109218.

Almost surely, 2^3923523968 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 3923523968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4839263520).

3923523968 is an abundant number, since it is smaller than the sum of its proper divisors (5755003072).

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

3923523968 is a wasteful number, since it uses less digits than its factorization.

3923523968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2076 (or 2064 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 50.

The square root of 3923523968 is about 62638.0393052018. The cubic root of 3923523968 is about 1577.2193746195.

The spelling of 3923523968 in words is "three billion, nine hundred twenty-three million, five hundred twenty-three thousand, nine hundred sixty-eight".