3963803424 has 96 divisors (see below), whose sum is σ = 12086476416. Its totient is φ = 1113937920.

The previous prime is 3963803423. The next prime is 3963803443. The reversal of 3963803424 is 4243083693.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×3963803424² = 31423475168228247552, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (3963803423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7357 + ... + 89340.

It is an arithmetic number, because the mean of its divisors is an integer number (125900796).

Almost surely, 2^3963803424 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 3963803424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6043238208).

3963803424 is an abundant number, since it is smaller than the sum of its proper divisors (8122672992).

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

3963803424 is a wasteful number, since it uses less digits than its factorization.

3963803424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96778 (or 96770 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 42.

The square root of 3963803424 is about 62958.7438248255. The cubic root of 3963803424 is about 1582.5983289580.

The spelling of 3963803424 in words is "three billion, nine hundred sixty-three million, eight hundred three thousand, four hundred twenty-four".