683281856 has 14 divisors (see below), whose sum is σ = 1355887560. Its totient is φ = 341640896.

The previous prime is 683281853. The next prime is 683281897. The reversal of 683281856 is 658182386.

It is a self number, because there is not a number n which added to its sum of digits gives 683281856.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (683281853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5338076 + ... + 5338203.

Almost surely, 2^683281856 is an apocalyptic number.

It is an amenable number.

683281856 is a deficient number, since it is larger than the sum of its proper divisors (672605704).

683281856 is a wasteful number, since it uses less digits than its factorization.

683281856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10676291 (or 10676281 counting only the distinct ones).

The product of its digits is 552960, while the sum is 47.

The square root of 683281856 is about 26139.6605945831. The cubic root of 683281856 is about 880.7783471730.

It can be divided in two parts, 6832 and 81856, that added together give a palindrome (88688).

The spelling of 683281856 in words is "six hundred eighty-three million, two hundred eighty-one thousand, eight hundred fifty-six".