423502134 has 32 divisors (see below), whose sum is σ = 972639360. Its totient is φ = 121579200.

The previous prime is 423502091. The next prime is 423502159. The reversal of 423502134 is 431205324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167607 + ... + 170114.

It is an arithmetic number, because the mean of its divisors is an integer number (30394980).

Almost surely, 2^423502134 is an apocalyptic number.

423502134 is an abundant number, since it is smaller than the sum of its proper divisors (549137226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423502134 is a wasteful number, since it uses less digits than its factorization.

423502134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337756.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 423502134 is about 20579.1674758723. The cubic root of 423502134 is about 750.9629905586.

Adding to 423502134 its reverse (431205324), we get a palindrome (854707458).

The spelling of 423502134 in words is "four hundred twenty-three million, five hundred two thousand, one hundred thirty-four".