3502224 has 120 divisors (see below), whose sum is σ = 11214560. Its totient is φ = 1045440.

The previous prime is 3502207. The next prime is 3502231. The reversal of 3502224 is 4222053.

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

It is a junction number, because it is equal to n+sod(n) for n = 3502197 and 3502206.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52239 + ... + 52305.

Almost surely, 2^3502224 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 3502224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5607280).

3502224 is an abundant number, since it is smaller than the sum of its proper divisors (7712336).

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

3502224 is a wasteful number, since it uses less digits than its factorization.

3502224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106 (or 83 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 3502224 is about 1871.4229879960. The cubic root of 3502224 is about 151.8616007078.

Adding to 3502224 its reverse (4222053), we get a palindrome (7724277).

The spelling of 3502224 in words is "three million, five hundred two thousand, two hundred twenty-four".