56685359 has 2 divisors, whose sum is σ = 56685360. Its totient is φ = 56685358.

The previous prime is 56685347. The next prime is 56685367. The reversal of 56685359 is 95358665.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56685359 - 2²⁰ = 55636783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56685319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28342679 + 28342680.

It is an arithmetic number, because the mean of its divisors is an integer number (28342680).

Almost surely, 2^56685359 is an apocalyptic number.

56685359 is a deficient number, since it is larger than the sum of its proper divisors (1).

56685359 is an equidigital number, since it uses as much as digits as its factorization.

56685359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972000, while the sum is 47.

The square root of 56685359 is about 7528.9679903689. The cubic root of 56685359 is about 384.1406797016.

The spelling of 56685359 in words is "fifty-six million, six hundred eighty-five thousand, three hundred fifty-nine".