3909020976 has 120 divisors (see below), whose sum is σ = 12643431840. Its totient is φ = 1104288768.

The previous prime is 3909020911. The next prime is 3909021001. The reversal of 3909020976 is 6790209093.

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 23 ways as a sum of consecutive naturals, for example, 67926 + ... + 111498.

It is an arithmetic number, because the mean of its divisors is an integer number (105361932).

Almost surely, 2^3909020976 is an apocalyptic number.

3909020976 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3909020976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6321715920).

3909020976 is an abundant number, since it is smaller than the sum of its proper divisors (8734410864).

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

3909020976 is a wasteful number, since it uses less digits than its factorization.

3909020976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43683 (or 43674 counting only the distinct ones).

The product of its (nonzero) digits is 183708, while the sum is 45.

The square root of 3909020976 is about 62522.1638781001. The cubic root of 3909020976 is about 1575.2736201869.

The spelling of 3909020976 in words is "three billion, nine hundred nine million, twenty thousand, nine hundred seventy-six".