423306984 has 64 divisors (see below), whose sum is σ = 1100643840. Its totient is φ = 135521280.

The previous prime is 423306979. The next prime is 423306991. The reversal of 423306984 is 489603324.

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, 99852 + ... + 104004.

It is an arithmetic number, because the mean of its divisors is an integer number (17197560).

Almost surely, 2^423306984 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 423306984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (550321920).

423306984 is an abundant number, since it is smaller than the sum of its proper divisors (677336856).

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

423306984 is a wasteful number, since it uses less digits than its factorization.

423306984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4330 (or 4326 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 39.

The square root of 423306984 is about 20574.4254840810. The cubic root of 423306984 is about 750.8476247932.

The spelling of 423306984 in words is "four hundred twenty-three million, three hundred six thousand, nine hundred eighty-four".