3805648 has 40 divisors (see below), whose sum is σ = 9195840. Its totient is φ = 1482240.

The previous prime is 3805639. The next prime is 3805663. The reversal of 3805648 is 8465083.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313 + ... + 2776.

It is an arithmetic number, because the mean of its divisors is an integer number (229896).

Almost surely, 2^3805648 is an apocalyptic number.

It is an amenable number.

3805648 is an abundant number, since it is smaller than the sum of its proper divisors (5390192).

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

3805648 is a wasteful number, since it uses less digits than its factorization.

3805648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3115 (or 3109 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 3805648 is about 1950.8070124951. The cubic root of 3805648 is about 156.1263495334.

The spelling of 3805648 in words is "three million, eight hundred five thousand, six hundred forty-eight".