3808256 has 22 divisors (see below), whose sum is σ = 7614840. Its totient is φ = 1903616.

The previous prime is 3808253. The next prime is 3808261. The reversal of 3808256 is 6528083.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3808253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 836 + ... + 2883.

Almost surely, 2^3808256 is an apocalyptic number.

It is an amenable number.

3808256 is a deficient number, since it is larger than the sum of its proper divisors (3806584).

3808256 is an equidigital number, since it uses as much as digits as its factorization.

3808256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3739 (or 3721 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 3808256 is about 1951.4753393266. The cubic root of 3808256 is about 156.1620057075.

The spelling of 3808256 in words is "three million, eight hundred eight thousand, two hundred fifty-six".