423334672 has 20 divisors (see below), whose sum is σ = 821343760. Its totient is φ = 211375008.

The previous prime is 423334661. The next prime is 423334727. The reversal of 423334672 is 276433324.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6078 + ... + 29725.

It is an arithmetic number, because the mean of its divisors is an integer number (41067188).

Almost surely, 2^423334672 is an apocalyptic number.

It is an amenable number.

423334672 is a deficient number, since it is larger than the sum of its proper divisors (398009088).

423334672 is a wasteful number, since it uses less digits than its factorization.

423334672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36550 (or 36544 counting only the distinct ones).

The product of its digits is 72576, while the sum is 34.

The square root of 423334672 is about 20575.0983472741. The cubic root of 423334672 is about 750.8639951159.

Adding to 423334672 its reverse (276433324), we get a palindrome (699767996).

The spelling of 423334672 in words is "four hundred twenty-three million, three hundred thirty-four thousand, six hundred seventy-two".