47571172 has 12 divisors (see below), whose sum is σ = 90817776. Its totient is φ = 21623240.

The previous prime is 47571163. The next prime is 47571217. The reversal of 47571172 is 27117574.

47571172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 540538 + ... + 540625.

It is an arithmetic number, because the mean of its divisors is an integer number (7568148).

Almost surely, 2^47571172 is an apocalyptic number.

It is an amenable number.

47571172 is a deficient number, since it is larger than the sum of its proper divisors (43246604).

47571172 is a wasteful number, since it uses less digits than its factorization.

47571172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1081178 (or 1081176 counting only the distinct ones).

The product of its digits is 13720, while the sum is 34.

The square root of 47571172 is about 6897.1858029199. The cubic root of 47571172 is about 362.3386125832.

It can be divided in two parts, 4757 and 1172, that added together give a square (5929 = 77²).

The spelling of 47571172 in words is "forty-seven million, five hundred seventy-one thousand, one hundred seventy-two".