404245012 has 12 divisors (see below), whose sum is σ = 708051456. Its totient is φ = 201944600.

The previous prime is 404244959. The next prime is 404245063. The reversal of 404245012 is 210542404.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39298 + ... + 48505.

It is an arithmetic number, because the mean of its divisors is an integer number (59004288).

Almost surely, 2^404245012 is an apocalyptic number.

It is an amenable number.

404245012 is a deficient number, since it is larger than the sum of its proper divisors (303806444).

404245012 is a wasteful number, since it uses less digits than its factorization.

404245012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88958 (or 88956 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 404245012 is about 20105.8452197365. The cubic root of 404245012 is about 739.4035929847.

Adding to 404245012 its reverse (210542404), we get a palindrome (614787416).

The spelling of 404245012 in words is "four hundred four million, two hundred forty-five thousand, twelve".