423140008 has 32 divisors (see below), whose sum is σ = 817545960. Its totient is φ = 205189120.

The previous prime is 423139999. The next prime is 423140009. The reversal of 423140008 is 800041324.

It can be written as a sum of positive squares in 4 ways, for example, as 312511684 + 110628324 = 17678^2 + 10518^2 .

It is not an unprimeable number, because it can be changed into a prime (423140009) 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 7 ways as a sum of consecutive naturals, for example, 53016 + ... + 60472.

Almost surely, 2^423140008 is an apocalyptic number.

It is an amenable number.

423140008 is a deficient number, since it is larger than the sum of its proper divisors (394405952).

423140008 is a wasteful number, since it uses less digits than its factorization.

423140008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7677 (or 7673 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 423140008 is about 20570.3672305576. The cubic root of 423140008 is about 750.7488863471.

The spelling of 423140008 in words is "four hundred twenty-three million, one hundred forty thousand, eight".