3908971536 has 160 divisors (see below), whose sum is σ = 11031674880. Its totient is φ = 1191473280.

The previous prime is 3908971519. The next prime is 3908971541. The reversal of 3908971536 is 6351798093.

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, 10206001 + ... + 10206383.

It is an arithmetic number, because the mean of its divisors is an integer number (68947968).

Almost surely, 2^3908971536 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 3908971536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5515837440).

3908971536 is an abundant number, since it is smaller than the sum of its proper divisors (7122703344).

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

3908971536 is a wasteful number, since it uses less digits than its factorization.

3908971536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482 (or 438 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 51.

The square root of 3908971536 is about 62521.7684970603. The cubic root of 3908971536 is about 1575.2669789796.

The spelling of 3908971536 in words is "three billion, nine hundred eight million, nine hundred seventy-one thousand, five hundred thirty-six".