4103520 has 96 divisors (see below), whose sum is σ = 13208832. Its totient is φ = 1070592.

The previous prime is 4103503. The next prime is 4103521. The reversal of 4103520 is 253014.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 4103520.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4103521) 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, 39789 + ... + 39891.

It is an arithmetic number, because the mean of its divisors is an integer number (137592).

Almost surely, 2^4103520 is an apocalyptic number.

4103520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4103520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6604416).

4103520 is an abundant number, since it is smaller than the sum of its proper divisors (9105312).

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

4103520 is a wasteful number, since it uses less digits than its factorization.

4103520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204 (or 196 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 4103520 is about 2025.7146886963. The cubic root of 4103520 is about 160.0978568048.

Adding to 4103520 its reverse (253014), we get a palindrome (4356534).

The spelling of 4103520 in words is "four million, one hundred three thousand, five hundred twenty".