427605683 has 2 divisors, whose sum is σ = 427605684. Its totient is φ = 427605682.

The previous prime is 427605677. The next prime is 427605701. The reversal of 427605683 is 386506724.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 427605683 - 2¹⁰ = 427604659 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 427605683.

It is not a weakly prime, because it can be changed into another prime (427605623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213802841 + 213802842.

It is an arithmetic number, because the mean of its divisors is an integer number (213802842).

Almost surely, 2^427605683 is an apocalyptic number.

427605683 is a deficient number, since it is larger than the sum of its proper divisors (1).

427605683 is an equidigital number, since it uses as much as digits as its factorization.

427605683 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 41.

The square root of 427605683 is about 20678.6286537575. The cubic root of 427605683 is about 753.3806985690.

The spelling of 427605683 in words is "four hundred twenty-seven million, six hundred five thousand, six hundred eighty-three".