3773856 has 48 divisors (see below), whose sum is σ = 10432800. Its totient is φ = 1191168.

The previous prime is 3773851. The next prime is 3773873. The reversal of 3773856 is 6583773.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (3773851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 790 + ... + 2858.

It is an arithmetic number, because the mean of its divisors is an integer number (217350).

Almost surely, 2^3773856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3773856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5216400).

3773856 is an abundant number, since it is smaller than the sum of its proper divisors (6658944).

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

3773856 is a wasteful number, since it uses less digits than its factorization.

3773856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101 (or 2093 counting only the distinct ones).

The product of its digits is 105840, while the sum is 39.

The square root of 3773856 is about 1942.6415006377. The cubic root of 3773856 is about 155.6903786528.

The spelling of 3773856 in words is "three million, seven hundred seventy-three thousand, eight hundred fifty-six".