3628216 has 8 divisors (see below), whose sum is σ = 6802920. Its totient is φ = 1814104.

The previous prime is 3628201. The next prime is 3628243. The reversal of 3628216 is 6128263.

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

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226756 + ... + 226771.

It is an arithmetic number, because the mean of its divisors is an integer number (850365).

Almost surely, 2^3628216 is an apocalyptic number.

It is an amenable number.

3628216 is a deficient number, since it is larger than the sum of its proper divisors (3174704).

3628216 is a wasteful number, since it uses less digits than its factorization.

3628216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453533 (or 453529 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 3628216 is about 1904.7876522069. The cubic root of 3628216 is about 153.6612557690.

It can be divided in two parts, 3628 and 216, that added together give a square (3844 = 62²).

The spelling of 3628216 in words is "three million, six hundred twenty-eight thousand, two hundred sixteen".