3909613848 has 128 divisors (see below), whose sum is σ = 11395537920. Its totient is φ = 1094745600.

The previous prime is 3909613817. The next prime is 3909613861. The reversal of 3909613848 is 8483169093.

3909613848 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3909613848.

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, 1746586 + ... + 1748822.

It is an arithmetic number, because the mean of its divisors is an integer number (89027640).

Almost surely, 2^3909613848 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 3909613848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5697768960).

3909613848 is an abundant number, since it is smaller than the sum of its proper divisors (7485924072).

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

3909613848 is a wasteful number, since it uses less digits than its factorization.

3909613848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2457 (or 2453 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 51.

The square root of 3909613848 is about 62526.9049929708. The cubic root of 3909613848 is about 1575.3532555069.

The spelling of 3909613848 in words is "three billion, nine hundred nine million, six hundred thirteen thousand, eight hundred forty-eight".