3963801600 has 936 divisors, whose sum is σ = 17112244032. Its totient is φ = 865075200.

The previous prime is 3963801553. The next prime is 3963801637. The reversal of 3963801600 is 61083693.

It is a happy number.

3963801600 is a `hidden beast` number, since 3 + 9 + 638 + 0 + 16 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 172339189 + ... + 172339211.

It is an arithmetic number, because the mean of its divisors is an integer number (18282312).

Almost surely, 2^3963801600 is an apocalyptic number.

3963801600 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3963801600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8556122016).

3963801600 is an abundant number, since it is smaller than the sum of its proper divisors (13148442432).

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

3963801600 is a wasteful number, since it uses less digits than its factorization.

3963801600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91 (or 61 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 3963801600 is about 62958.7293391472. The cubic root of 3963801600 is about 1582.5980862064.

The spelling of 3963801600 in words is "three billion, nine hundred sixty-three million, eight hundred one thousand, six hundred".