56840734 has 12 divisors (see below), whose sum is σ = 85836744. Its totient is φ = 28229732.

The previous prime is 56840731. The next prime is 56840753. The reversal of 56840734 is 43704865.

56840734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 56840693 and 56840702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56840731) 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 5 ways as a sum of consecutive naturals, for example, 63639 + ... + 64525.

It is an arithmetic number, because the mean of its divisors is an integer number (7153062).

Almost surely, 2^56840734 is an apocalyptic number.

56840734 is a deficient number, since it is larger than the sum of its proper divisors (28996010).

56840734 is an equidigital number, since it uses as much as digits as its factorization.

56840734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1247 (or 1068 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 56840734 is about 7539.2794085377. The cubic root of 56840734 is about 384.4913370196.

The spelling of 56840734 in words is "fifty-six million, eight hundred forty thousand, seven hundred thirty-four".