423042334 has 64 divisors (see below), whose sum is σ = 792207360. Its totient is φ = 166561920.

The previous prime is 423042329. The next prime is 423042341. The reversal of 423042334 is 433240324.

It is a junction number, because it is equal to n+sod(n) for n = 423042299 and 423042308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 689812 + ... + 690424.

It is an arithmetic number, because the mean of its divisors is an integer number (12378240).

Almost surely, 2^423042334 is an apocalyptic number.

423042334 is a deficient number, since it is larger than the sum of its proper divisors (369165026).

423042334 is a wasteful number, since it uses less digits than its factorization.

423042334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 423042334 is about 20567.9929502127. The cubic root of 423042334 is about 750.6911164300.

Adding to 423042334 its reverse (433240324), we get a palindrome (856282658).

It can be divided in two parts, 4230 and 42334, that added together give a palindrome (46564).

The spelling of 423042334 in words is "four hundred twenty-three million, forty-two thousand, three hundred thirty-four".