3524216 has 8 divisors (see below), whose sum is σ = 6607920. Its totient is φ = 1762104.

The previous prime is 3524207. The next prime is 3524231. The reversal of 3524216 is 6124253.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 3524191 and 3524200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220256 + ... + 220271.

It is an arithmetic number, because the mean of its divisors is an integer number (825990).

Almost surely, 2^3524216 is an apocalyptic number.

It is an amenable number.

3524216 is a deficient number, since it is larger than the sum of its proper divisors (3083704).

3524216 is a wasteful number, since it uses less digits than its factorization.

3524216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440533 (or 440529 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 3524216 is about 1877.2895354740. The cubic root of 3524216 is about 152.1788061982.

Adding to 3524216 its reverse (6124253), we get a palindrome (9648469).

The spelling of 3524216 in words is "three million, five hundred twenty-four thousand, two hundred sixteen".