47512082 has 4 divisors (see below), whose sum is σ = 71268126. Its totient is φ = 23756040.

The previous prime is 47512079. The next prime is 47512099. The reversal of 47512082 is 28021574.

47512082 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 35058241 + 12453841 = 5921^2 + 3529^2 .

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 as a sum of consecutive naturals, namely, 11878019 + ... + 11878022.

Almost surely, 2^47512082 is an apocalyptic number.

47512082 is a deficient number, since it is larger than the sum of its proper divisors (23756044).

47512082 is a wasteful number, since it uses less digits than its factorization.

47512082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23756043.

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 47512082 is about 6892.9008407201. The cubic root of 47512082 is about 362.1885254694.

The spelling of 47512082 in words is "forty-seven million, five hundred twelve thousand, eighty-two".