404310012 has 12 divisors (see below), whose sum is σ = 943390056. Its totient is φ = 134770000.

The previous prime is 404310007. The next prime is 404310019. The reversal of 404310012 is 210013404.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 404309973 and 404310000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404310019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16846239 + ... + 16846262.

It is an arithmetic number, because the mean of its divisors is an integer number (78615838).

Almost surely, 2^404310012 is an apocalyptic number.

It is an amenable number.

404310012 is an abundant number, since it is smaller than the sum of its proper divisors (539080044).

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

404310012 is a wasteful number, since it uses less digits than its factorization.

404310012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33692508 (or 33692506 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 404310012 is about 20107.4616001125. The cubic root of 404310012 is about 739.4432213094.

Adding to 404310012 its reverse (210013404), we get a palindrome (614323416).

The spelling of 404310012 in words is "four hundred four million, three hundred ten thousand, twelve".