56705734 has 16 divisors (see below), whose sum is σ = 87251472. Its totient is φ = 27625248.

The previous prime is 56705729. The next prime is 56705749. The reversal of 56705734 is 43750765.

It is a junction number, because it is equal to n+sod(n) for n = 56705693 and 56705702.

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 7 ways as a sum of consecutive naturals, for example, 66052 + ... + 66904.

It is an arithmetic number, because the mean of its divisors is an integer number (5453217).

Almost surely, 2^56705734 is an apocalyptic number.

56705734 is a deficient number, since it is larger than the sum of its proper divisors (30545738).

56705734 is a wasteful number, since it uses less digits than its factorization.

56705734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1671.

The product of its (nonzero) digits is 88200, while the sum is 37.

The square root of 56705734 is about 7530.3209758947. The cubic root of 56705734 is about 384.1866993965.

The spelling of 56705734 in words is "fifty-six million, seven hundred five thousand, seven hundred thirty-four".