3908842392 has 128 divisors (see below), whose sum is σ = 12051648000. Its totient is φ = 1028809728.

The previous prime is 3908842369. The next prime is 3908842403. The reversal of 3908842392 is 2932488093.

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, 1280484 + ... + 1283532.

It is an arithmetic number, because the mean of its divisors is an integer number (94153500).

Almost surely, 2^3908842392 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 3908842392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6025824000).

3908842392 is an abundant number, since it is smaller than the sum of its proper divisors (8142805608).

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

3908842392 is a wasteful number, since it uses less digits than its factorization.

3908842392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3665 (or 3661 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 48.

The square root of 3908842392 is about 62520.7356962472. The cubic root of 3908842392 is about 1575.2496309792.

The spelling of 3908842392 in words is "three billion, nine hundred eight million, eight hundred forty-two thousand, three hundred ninety-two".