57559423 has 2 divisors, whose sum is σ = 57559424. Its totient is φ = 57559422.

The previous prime is 57559361. The next prime is 57559427. The reversal of 57559423 is 32495575.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57559423 is a prime.

It is a plaindrome in base 8.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57559427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28779711 + 28779712.

It is an arithmetic number, because the mean of its divisors is an integer number (28779712).

Almost surely, 2^57559423 is an apocalyptic number.

57559423 is a deficient number, since it is larger than the sum of its proper divisors (1).

57559423 is an equidigital number, since it uses as much as digits as its factorization.

57559423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 189000, while the sum is 40.

The square root of 57559423 is about 7586.7926688423. The cubic root of 57559423 is about 386.1050458195.

The spelling of 57559423 in words is "fifty-seven million, five hundred fifty-nine thousand, four hundred twenty-three".