3076840920 has 128 divisors (see below), whose sum is σ = 9475107840. Its totient is φ = 798873600.

The previous prime is 3076840889. The next prime is 3076840937. The reversal of 3076840920 is 290486703.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 2068417 + ... + 2069903.

It is an arithmetic number, because the mean of its divisors is an integer number (74024280).

Almost surely, 2^3076840920 is an apocalyptic number.

3076840920 is a gapful number since it is divisible by the number (30) 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 3076840920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4737553920).

3076840920 is an abundant number, since it is smaller than the sum of its proper divisors (6398266920).

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

3076840920 is a wasteful number, since it uses less digits than its factorization.

3076840920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1945 (or 1941 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 3076840920 is about 55469.2790650825. The cubic root of 3076840920 is about 1454.4596616680.

The spelling of 3076840920 in words is "three billion, seventy-six million, eight hundred forty thousand, nine hundred twenty".