3634208 has 18 divisors (see below), whose sum is σ = 7176141. Its totient is φ = 1811712.

The previous prime is 3634201. The next prime is 3634219. The reversal of 3634208 is 8024363.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 3429904 + 204304 = 1852^2 + 452^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=1348.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3634201) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 10616 + ... + 10952.

Almost surely, 2^3634208 is an apocalyptic number.

It is an amenable number.

3634208 is a deficient number, since it is larger than the sum of its proper divisors (3541933).

3634208 is an frugal number, since it uses more digits than its factorization.

3634208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 3634208 is about 1906.3598820789. The cubic root of 3634208 is about 153.7457997839.

The spelling of 3634208 in words is "three million, six hundred thirty-four thousand, two hundred eight".