3103809240 has 64 divisors (see below), whose sum is σ = 10641634560. Its totient is φ = 709441920.

The previous prime is 3103809227. The next prime is 3103809251. The reversal of 3103809240 is 429083013.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 3103809198 and 3103809207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1846666 + ... + 1848345.

It is an arithmetic number, because the mean of its divisors is an integer number (166275540).

Almost surely, 2^3103809240 is an apocalyptic number.

3103809240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3103809240 is an abundant number, since it is smaller than the sum of its proper divisors (7537825320).

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

3103809240 is a wasteful number, since it uses less digits than its factorization.

3103809240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3695032 (or 3695028 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 3103809240 is about 55711.8411112036. The cubic root of 3103809240 is about 1458.6967227506.

The spelling of 3103809240 in words is "three billion, one hundred three million, eight hundred nine thousand, two hundred forty".