4103424 has 108 divisors (see below), whose sum is σ = 12834276. Its totient is φ = 1253376.

The previous prime is 4103401. The next prime is 4103431. The reversal of 4103424 is 4243014.

It can be written as a sum of positive squares in 2 ways, for example, as 1440000 + 2663424 = 1200^2 + 1632^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 4103397 and 4103406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29884 + ... + 30020.

Almost surely, 2^4103424 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 4103424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6417138).

4103424 is an abundant number, since it is smaller than the sum of its proper divisors (8730852).

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

4103424 is a wasteful number, since it uses less digits than its factorization.

4103424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172 (or 155 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 4103424 is about 2025.6909932169. The cubic root of 4103424 is about 160.0966083226.

Adding to 4103424 its reverse (4243014), we get a palindrome (8346438).

The spelling of 4103424 in words is "four million, one hundred three thousand, four hundred twenty-four".