3630256 has 20 divisors (see below), whose sum is σ = 8038672. Its totient is φ = 1555776.

The previous prime is 3630247. The next prime is 3630257. The reversal of 3630256 is 6520363.

3630256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3630256.

It is not an unprimeable number, because it can be changed into a prime (3630257) 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 in 3 ways as a sum of consecutive naturals, for example, 16095 + ... + 16318.

Almost surely, 2^3630256 is an apocalyptic number.

It is an amenable number.

3630256 is an abundant number, since it is smaller than the sum of its proper divisors (4408416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3630256 is a wasteful number, since it uses less digits than its factorization.

3630256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32428 (or 32422 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 3630256 is about 1905.3230697181. The cubic root of 3630256 is about 153.6900495554.

The spelling of 3630256 in words is "three million, six hundred thirty thousand, two hundred fifty-six".