56682321 has 8 divisors (see below), whose sum is σ = 75630144. Its totient is φ = 37761360.

The previous prime is 56682257. The next prime is 56682323. The reversal of 56682321 is 12328665.

56682321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 56682321 - 2⁶ = 56682257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56682323) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1125 + ... + 10706.

It is an arithmetic number, because the mean of its divisors is an integer number (9453768).

Almost surely, 2^56682321 is an apocalyptic number.

It is an amenable number.

56682321 is a deficient number, since it is larger than the sum of its proper divisors (18947823).

56682321 is a wasteful number, since it uses less digits than its factorization.

56682321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13431.

The product of its digits is 17280, while the sum is 33.

The square root of 56682321 is about 7528.7662335870. The cubic root of 56682321 is about 384.1338170228.

The spelling of 56682321 in words is "fifty-six million, six hundred eighty-two thousand, three hundred twenty-one".