4231856 has 20 divisors (see below), whose sum is σ = 8400504. Its totient is φ = 2064000.

The previous prime is 4231853. The next prime is 4231859. The reversal of 4231856 is 6581324.

It is an interprime number because it is at equal distance from previous prime (4231853) and next prime (4231859).

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (4231853) 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 in 3 ways as a sum of consecutive naturals, for example, 2570 + ... + 3881.

Almost surely, 2^4231856 is an apocalyptic number.

It is an amenable number.

4231856 is a deficient number, since it is larger than the sum of its proper divisors (4168648).

4231856 is a wasteful number, since it uses less digits than its factorization.

4231856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6500 (or 6494 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 4231856 is about 2057.1475396772. The cubic root of 4231856 is about 161.7497533494.

The spelling of 4231856 in words is "four million, two hundred thirty-one thousand, eight hundred fifty-six".