47522224 has 20 divisors (see below), whose sum is σ = 94216936. Its totient is φ = 23208192.

The previous prime is 47522221. The next prime is 47522261. The reversal of 47522224 is 42222574.

It is a junction number, because it is equal to n+sod(n) for n = 47522192 and 47522201.

It is not an unprimeable number, because it can be changed into a prime (47522221) 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, 33849 + ... + 35224.

Almost surely, 2^47522224 is an apocalyptic number.

It is an amenable number.

47522224 is a deficient number, since it is larger than the sum of its proper divisors (46694712).

47522224 is a wasteful number, since it uses less digits than its factorization.

47522224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69124 (or 69118 counting only the distinct ones).

The product of its digits is 8960, while the sum is 28.

The square root of 47522224 is about 6893.6364859195. The cubic root of 47522224 is about 362.2142947372.

Adding to 47522224 its reverse (42222574), we get a palindrome (89744798).

The spelling of 47522224 in words is "forty-seven million, five hundred twenty-two thousand, two hundred twenty-four".