3103842 has 32 divisors (see below), whose sum is σ = 7206912. Its totient is φ = 872784.

The previous prime is 3103829. The next prime is 3103847. The reversal of 3103842 is 2483013.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (3103847) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2263 + ... + 3365.

It is an arithmetic number, because the mean of its divisors is an integer number (225216).

Almost surely, 2^3103842 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3103842, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3603456).

3103842 is an abundant number, since it is smaller than the sum of its proper divisors (4103070).

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

3103842 is a wasteful number, since it uses less digits than its factorization.

3103842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1182.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 3103842 is about 1761.7724030078. The cubic root of 3103842 is about 145.8701854803.

Adding to 3103842 its reverse (2483013), we get a palindrome (5586855).

The spelling of 3103842 in words is "three million, one hundred three thousand, eight hundred forty-two".