3098840 has 16 divisors (see below), whose sum is σ = 6972480. Its totient is φ = 1239520.

The previous prime is 3098839. The next prime is 3098863. The reversal of 3098840 is 488903.

3098840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3098797 and 3098806.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38696 + ... + 38775.

It is an arithmetic number, because the mean of its divisors is an integer number (435780).

Almost surely, 2^3098840 is an apocalyptic number.

It is an amenable number.

3098840 is an abundant number, since it is smaller than the sum of its proper divisors (3873640).

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

3098840 is a wasteful number, since it uses less digits than its factorization.

3098840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77482 (or 77478 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 3098840 is about 1760.3522374798. The cubic root of 3098840 is about 145.7917842632.

The spelling of 3098840 in words is "three million, ninety-eight thousand, eight hundred forty".