56843866 has 8 divisors (see below), whose sum is σ = 85308660. Its totient is φ = 28407648.

The previous prime is 56843851. The next prime is 56843867. The reversal of 56843866 is 66834865.

It can be written as a sum of positive squares in 2 ways, for example, as 54331641 + 2512225 = 7371^2 + 1585^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (56843867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1171 + ... + 10726.

Almost surely, 2^56843866 is an apocalyptic number.

56843866 is a deficient number, since it is larger than the sum of its proper divisors (28464794).

56843866 is a wasteful number, since it uses less digits than its factorization.

56843866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14288.

The product of its digits is 829440, while the sum is 46.

The square root of 56843866 is about 7539.4871178350. The cubic root of 56843866 is about 384.4983988845.

Subtracting 56843866 from its reverse (66834865), we obtain a palindrome (9990999).

The spelling of 56843866 in words is "fifty-six million, eight hundred forty-three thousand, eight hundred sixty-six".