404241212 has 12 divisors (see below), whose sum is σ = 707880096. Its totient is φ = 201989760.

The previous prime is 404241203. The next prime is 404241239. The reversal of 404241212 is 212142404.

It is a congruent number.

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, 25589 + ... + 38252.

It is an arithmetic number, because the mean of its divisors is an integer number (58990008).

Almost surely, 2^404241212 is an apocalyptic number.

It is an amenable number.

404241212 is a deficient number, since it is larger than the sum of its proper divisors (303638884).

404241212 is a wasteful number, since it uses less digits than its factorization.

404241212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65428 (or 65426 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 404241212 is about 20105.7507196324. The cubic root of 404241212 is about 739.4012761204.

Adding to 404241212 its reverse (212142404), we get a palindrome (616383616).

It can be divided in two parts, 4042 and 41212, that added together give a palindrome (45254).

The spelling of 404241212 in words is "four hundred four million, two hundred forty-one thousand, two hundred twelve".