3504024220 has 24 divisors (see below), whose sum is σ = 7479083808. Its totient is φ = 1378632000.

The previous prime is 3504024191. The next prime is 3504024221. The reversal of 3504024220 is 224204053.

3504024220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3504024191 and 3504024200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3504024221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1434856 + ... + 1437295.

It is an arithmetic number, because the mean of its divisors is an integer number (311628492).

Almost surely, 2^3504024220 is an apocalyptic number.

It is an amenable number.

3504024220 is an abundant number, since it is smaller than the sum of its proper divisors (3975059588).

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

3504024220 is a wasteful number, since it uses less digits than its factorization.

3504024220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2872221 (or 2872219 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 3504024220 is about 59194.7989269328. The cubic root of 3504024220 is about 1518.8761631604.

Adding to 3504024220 its reverse (224204053), we get a palindrome (3728228273).

The spelling of 3504024220 in words is "three billion, five hundred four million, twenty-four thousand, two hundred twenty".