3902664220 has 96 divisors (see below), whose sum is σ = 10617868800. Its totient is φ = 1170111744.

The previous prime is 3902664203. The next prime is 3902664247. The reversal of 3902664220 is 224662093.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21850 + ... + 91009.

It is an arithmetic number, because the mean of its divisors is an integer number (110602800).

Almost surely, 2^3902664220 is an apocalyptic number.

It is an amenable number.

3902664220 is an abundant number, since it is smaller than the sum of its proper divisors (6715204580).

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

3902664220 is a wasteful number, since it uses less digits than its factorization.

3902664220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112907 (or 112905 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 3902664220 is about 62471.3071737738. The cubic root of 3902664220 is about 1574.4192662039.

The spelling of 3902664220 in words is "three billion, nine hundred two million, six hundred sixty-four thousand, two hundred twenty".