47224712 has 16 divisors (see below), whose sum is σ = 88757340. Its totient is φ = 23556096.

The previous prime is 47224711. The next prime is 47224717. The reversal of 47224712 is 21742274.

It can be written as a sum of positive squares in 2 ways, for example, as 46594276 + 630436 = 6826^2 + 794^2 .

It is not an unprimeable number, because it can be changed into a prime (47224711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3353 + ... + 10280.

Almost surely, 2^47224712 is an apocalyptic number.

It is an amenable number.

47224712 is a deficient number, since it is larger than the sum of its proper divisors (41532628).

47224712 is a wasteful number, since it uses less digits than its factorization.

47224712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14072 (or 14068 counting only the distinct ones).

The product of its digits is 6272, while the sum is 29.

The square root of 47224712 is about 6872.0238649178. The cubic root of 47224712 is about 361.4568332202.

Adding to 47224712 its reverse (21742274), we get a palindrome (68966986).

The spelling of 47224712 in words is "forty-seven million, two hundred twenty-four thousand, seven hundred twelve".