3620224 has 16 divisors (see below), whose sum is σ = 7212420. Its totient is φ = 1810048.

The previous prime is 3620209. The next prime is 3620231. The reversal of 3620224 is 4220263.

3620224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is an unprimeable number.

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, 14014 + ... + 14269.

Almost surely, 2^3620224 is an apocalyptic number.

It is an amenable number.

3620224 is a deficient number, since it is larger than the sum of its proper divisors (3592196).

3620224 is an equidigital number, since it uses as much as digits as its factorization.

3620224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28297 (or 28285 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 3620224 is about 1902.6886240265. The cubic root of 3620224 is about 153.5483477945.

Adding to 3620224 its reverse (4220263), we get a palindrome (7840487).

It can be divided in two parts, 3620 and 224, that added together give a square (3844 = 62²).

The spelling of 3620224 in words is "three million, six hundred twenty thousand, two hundred twenty-four".