3996802520 has 32 divisors (see below), whose sum is σ = 8994715200. Its totient is φ = 1598381568.

The previous prime is 3996802507. The next prime is 3996802531. The reversal of 3996802520 is 252086993.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275201 + ... + 289359.

It is an arithmetic number, because the mean of its divisors is an integer number (281084850).

Almost surely, 2^3996802520 is an apocalyptic number.

It is an amenable number.

3996802520 is an abundant number, since it is smaller than the sum of its proper divisors (4997912680).

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

3996802520 is a wasteful number, since it uses less digits than its factorization.

3996802520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21227 (or 21223 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 3996802520 is about 63220.2698507370. The cubic root of 3996802520 is about 1586.9779656210.

The spelling of 3996802520 in words is "three billion, nine hundred ninety-six million, eight hundred two thousand, five hundred twenty".