423848865 has 64 divisors (see below), whose sum is σ = 782991360. Its totient is φ = 193628160.

The previous prime is 423848863. The next prime is 423848921. The reversal of 423848865 is 568848324.

It is not a de Polignac number, because 423848865 - 2¹ = 423848863 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (423848863) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1106464 + ... + 1106846.

It is an arithmetic number, because the mean of its divisors is an integer number (12234240).

Almost surely, 2^423848865 is an apocalyptic number.

It is an amenable number.

423848865 is a deficient number, since it is larger than the sum of its proper divisors (359142495).

423848865 is a wasteful number, since it uses less digits than its factorization.

423848865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774.

The product of its digits is 1474560, while the sum is 48.

The square root of 423848865 is about 20587.5900726627. The cubic root of 423848865 is about 751.1678782477.

The spelling of 423848865 in words is "four hundred twenty-three million, eight hundred forty-eight thousand, eight hundred sixty-five".