423045434 has 8 divisors (see below), whose sum is σ = 725220768. Its totient is φ = 181305180.

The previous prime is 423045407. The next prime is 423045443. The reversal of 423045434 is 434540324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 423045397 and 423045406.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15108752 + ... + 15108779.

It is an arithmetic number, because the mean of its divisors is an integer number (90652596).

Almost surely, 2^423045434 is an apocalyptic number.

423045434 is a deficient number, since it is larger than the sum of its proper divisors (302175334).

423045434 is a wasteful number, since it uses less digits than its factorization.

423045434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30217540.

The product of its (nonzero) digits is 23040, while the sum is 29.

The square root of 423045434 is about 20568.0683098827. The cubic root of 423045434 is about 750.6929500816.

Adding to 423045434 its reverse (434540324), we get a palindrome (857585758).

The spelling of 423045434 in words is "four hundred twenty-three million, forty-five thousand, four hundred thirty-four".