423510312 has 32 divisors (see below), whose sum is σ = 1076136480. Its totient is φ = 138855360.

The previous prime is 423510289. The next prime is 423510331. The reversal of 423510312 is 213015324.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143178 + ... + 146105.

It is an arithmetic number, because the mean of its divisors is an integer number (33629265).

Almost surely, 2^423510312 is an apocalyptic number.

It is an amenable number.

423510312 is an abundant number, since it is smaller than the sum of its proper divisors (652626168).

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

423510312 is a wasteful number, since it uses less digits than its factorization.

423510312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289353 (or 289349 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 423510312 is about 20579.3661709976. The cubic root of 423510312 is about 750.9678243287.

Adding to 423510312 its reverse (213015324), we get a palindrome (636525636).

The spelling of 423510312 in words is "four hundred twenty-three million, five hundred ten thousand, three hundred twelve".