423102312 has 64 divisors (see below), whose sum is σ = 1177761600. Its totient is φ = 140736960.

The previous prime is 423102301. The next prime is 423102367. The reversal of 423102312 is 213201324.

423102312 is a `hidden beast` number, since 42 + 310 + 2 + 312 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 116362 + ... + 119942.

It is an arithmetic number, because the mean of its divisors is an integer number (18402525).

Almost surely, 2^423102312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423102312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (588880800).

423102312 is an abundant number, since it is smaller than the sum of its proper divisors (754659288).

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

423102312 is a wasteful number, since it uses less digits than its factorization.

423102312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4143 (or 4133 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 423102312 is about 20569.4509406547. The cubic root of 423102312 is about 750.7265918584.

Adding to 423102312 its reverse (213201324), we get a palindrome (636303636).

The spelling of 423102312 in words is "four hundred twenty-three million, one hundred two thousand, three hundred twelve".