3784256 has 28 divisors (see below), whose sum is σ = 8583168. Its totient is φ = 1621632.

The previous prime is 3784241. The next prime is 3784267. The reversal of 3784256 is 6524873.

It is a happy number.

3784256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (28).

It is an unprimeable number.

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, 3776 + ... + 4671.

Almost surely, 2^3784256 is an apocalyptic number.

It is an amenable number.

3784256 is an abundant number, since it is smaller than the sum of its proper divisors (4798912).

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

3784256 is an equidigital number, since it uses as much as digits as its factorization.

3784256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8466 (or 8456 counting only the distinct ones).

The product of its digits is 40320, while the sum is 35.

The square root of 3784256 is about 1945.3164267029. The cubic root of 3784256 is about 155.8332647646.

The spelling of 3784256 in words is "three million, seven hundred eighty-four thousand, two hundred fifty-six".