4027856 has 20 divisors (see below), whose sum is σ = 8919072. Its totient is φ = 1726176.

The previous prime is 4027843. The next prime is 4027879. The reversal of 4027856 is 6587204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17870 + ... + 18093.

Almost surely, 2^4027856 is an apocalyptic number.

It is an amenable number.

4027856 is an abundant number, since it is smaller than the sum of its proper divisors (4891216).

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

4027856 is a wasteful number, since it uses less digits than its factorization.

4027856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35978 (or 35972 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 4027856 is about 2006.9519177100. The cubic root of 4027856 is about 159.1077418034.

The spelling of 4027856 in words is "four million, twenty-seven thousand, eight hundred fifty-six".