423032312 has 8 divisors (see below), whose sum is σ = 793185600. Its totient is φ = 211516152.

The previous prime is 423032287. The next prime is 423032327. The reversal of 423032312 is 213230324.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26439512 + ... + 26439527.

It is an arithmetic number, because the mean of its divisors is an integer number (99148200).

Almost surely, 2^423032312 is an apocalyptic number.

It is an amenable number.

423032312 is a deficient number, since it is larger than the sum of its proper divisors (370153288).

423032312 is a wasteful number, since it uses less digits than its factorization.

423032312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52879045 (or 52879041 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 423032312 is about 20567.7493178033. The cubic root of 423032312 is about 750.6851883505.

Adding to 423032312 its reverse (213230324), we get a palindrome (636262636).

The spelling of 423032312 in words is "four hundred twenty-three million, thirty-two thousand, three hundred twelve".