3990963200 has 132 divisors (see below), whose sum is σ = 11306514432. Its totient is φ = 1368268800.

The previous prime is 3990963173. The next prime is 3990963203. The reversal of 3990963200 is 23690993.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3990963203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168065 + ... + 190335.

Almost surely, 2^3990963200 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 3990963200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5653257216).

3990963200 is an abundant number, since it is smaller than the sum of its proper divisors (7315551232).

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

3990963200 is a wasteful number, since it uses less digits than its factorization.

3990963200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22308 (or 22285 counting only the distinct ones).

The product of its (nonzero) digits is 78732, while the sum is 41.

The square root of 3990963200 is about 63174.0706302831. The cubic root of 3990963200 is about 1586.2047317877.

The spelling of 3990963200 in words is "three billion, nine hundred ninety million, nine hundred sixty-three thousand, two hundred".