3099899740 has 72 divisors (see below), whose sum is σ = 7676523792. Its totient is φ = 1048239360.

The previous prime is 3099899659. The next prime is 3099899749. The reversal of 3099899740 is 479989903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3099899749) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 49875 + ... + 93205.

It is an arithmetic number, because the mean of its divisors is an integer number (106618386).

Almost surely, 2^3099899740 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 3099899740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3838261896).

3099899740 is an abundant number, since it is smaller than the sum of its proper divisors (4576624052).

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

3099899740 is a wasteful number, since it uses less digits than its factorization.

3099899740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43427 (or 43418 counting only the distinct ones).

The product of its (nonzero) digits is 4408992, while the sum is 58.

The square root of 3099899740 is about 55676.7432596412. The cubic root of 3099899740 is about 1458.0840164014.

The spelling of 3099899740 in words is "three billion, ninety-nine million, eight hundred ninety-nine thousand, seven hundred forty".