3996662904 has 128 divisors (see below), whose sum is σ = 12152347200. Its totient is φ = 1209530880.

The previous prime is 3996662899. The next prime is 3996662953. The reversal of 3996662904 is 4092666993.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 159622 + ... + 182954.

Almost surely, 2^3996662904 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 3996662904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6076173600).

3996662904 is an abundant number, since it is smaller than the sum of its proper divisors (8155684296).

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

3996662904 is a wasteful number, since it uses less digits than its factorization.

3996662904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23422 (or 23412 counting only the distinct ones).

The product of its (nonzero) digits is 3779136, while the sum is 54.

The square root of 3996662904 is about 63219.1656382778. The cubic root of 3996662904 is about 1586.9594866749.

The spelling of 3996662904 in words is "three billion, nine hundred ninety-six million, six hundred sixty-two thousand, nine hundred four".