3111424 has 40 divisors (see below), whose sum is σ = 6383520. Its totient is φ = 1514496.

The previous prime is 3111419. The next prime is 3111431. The reversal of 3111424 is 4241113.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 3111398 and 3111407.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30157 + ... + 30259.

It is an arithmetic number, because the mean of its divisors is an integer number (159588).

Almost surely, 2^3111424 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 3111424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3191760).

3111424 is an abundant number, since it is smaller than the sum of its proper divisors (3272096).

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

3111424 is an equidigital number, since it uses as much as digits as its factorization.

3111424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180 (or 164 counting only the distinct ones).

The product of its digits is 96, while the sum is 16.

The square root of 3111424 is about 1763.9229008094. The cubic root of 3111424 is about 145.9888651044.

Adding to 3111424 its reverse (4241113), we get a palindrome (7352537).

The spelling of 3111424 in words is "three million, one hundred eleven thousand, four hundred twenty-four".