74222424212 has 12 divisors (see below), whose sum is σ = 131103161280. Its totient is φ = 36764378136.

The previous prime is 74222424197. The next prime is 74222424217. The reversal of 74222424212 is 21242422247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74222424217) 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, 86708012 + ... + 86708867.

It is an arithmetic number, because the mean of its divisors is an integer number (10925263440).

Almost surely, 2^74222424212 is an apocalyptic number.

It is an amenable number.

74222424212 is a deficient number, since it is larger than the sum of its proper divisors (56880737068).

74222424212 is a wasteful number, since it uses less digits than its factorization.

74222424212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173416990 (or 173416988 counting only the distinct ones).

The product of its digits is 28672, while the sum is 32.

Adding to 74222424212 its reverse (21242422247), we get a palindrome (95464846459).

The spelling of 74222424212 in words is "seventy-four billion, two hundred twenty-two million, four hundred twenty-four thousand, two hundred twelve".