3648236 has 12 divisors (see below), whose sum is σ = 6420960. Its totient is φ = 1813680.

The previous prime is 3648179. The next prime is 3648241. The reversal of 3648236 is 6328463.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1796 + ... + 3243.

It is an arithmetic number, because the mean of its divisors is an integer number (535080).

Almost surely, 2^3648236 is an apocalyptic number.

It is an amenable number.

3648236 is a deficient number, since it is larger than the sum of its proper divisors (2772724).

3648236 is a wasteful number, since it uses less digits than its factorization.

3648236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5224 (or 5222 counting only the distinct ones).

The product of its digits is 20736, while the sum is 32.

The square root of 3648236 is about 1910.0356017624. The cubic root of 3648236 is about 153.9433647930.

The spelling of 3648236 in words is "three million, six hundred forty-eight thousand, two hundred thirty-six".