423678585 has 16 divisors (see below), whose sum is σ = 739512000. Its totient is φ = 205419840.

The previous prime is 423678583. The next prime is 423678599. The reversal of 423678585 is 585876324.

It is not a de Polignac number, because 423678585 - 2¹ = 423678583 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423678583) 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 15 ways as a sum of consecutive naturals, for example, 1283710 + ... + 1284039.

It is an arithmetic number, because the mean of its divisors is an integer number (46219500).

Almost surely, 2^423678585 is an apocalyptic number.

It is an amenable number.

423678585 is a deficient number, since it is larger than the sum of its proper divisors (315833415).

423678585 is a wasteful number, since it uses less digits than its factorization.

423678585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2567768.

The product of its digits is 1612800, while the sum is 48.

The square root of 423678585 is about 20583.4541561906. The cubic root of 423678585 is about 751.0672716324.

The spelling of 423678585 in words is "four hundred twenty-three million, six hundred seventy-eight thousand, five hundred eighty-five".