56006736 has 20 divisors (see below), whose sum is σ = 144684192. Its totient is φ = 18668896.

The previous prime is 56006719. The next prime is 56006747. The reversal of 56006736 is 63760065.

It is a junction number, because it is equal to n+sod(n) for n = 56006697 and 56006706.

It is a congruent number.

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, 583356 + ... + 583451.

Almost surely, 2^56006736 is an apocalyptic number.

It is an amenable number.

56006736 is an abundant number, since it is smaller than the sum of its proper divisors (88677456).

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

56006736 is a wasteful number, since it uses less digits than its factorization.

56006736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1166818 (or 1166812 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 33.

The square root of 56006736 is about 7483.7648279459. The cubic root of 56006736 is about 382.6015758257.

The spelling of 56006736 in words is "fifty-six million, six thousand, seven hundred thirty-six".