3525224 has 8 divisors (see below), whose sum is σ = 6609810. Its totient is φ = 1762608.

The previous prime is 3525209. The next prime is 3525229. The reversal of 3525224 is 4225253.

3525224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2856100 + 669124 = 1690^2 + 818^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 3525224.

It is not an unprimeable number, because it can be changed into a prime (3525229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220319 + ... + 220334.

Almost surely, 2^3525224 is an apocalyptic number.

It is an amenable number.

3525224 is a deficient number, since it is larger than the sum of its proper divisors (3084586).

3525224 is a wasteful number, since it uses less digits than its factorization.

3525224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440659 (or 440655 counting only the distinct ones).

The product of its digits is 2400, while the sum is 23.

The square root of 3525224 is about 1877.5579884520. The cubic root of 3525224 is about 152.1933135963.

The spelling of 3525224 in words is "three million, five hundred twenty-five thousand, two hundred twenty-four".