47516512 has 24 divisors (see below), whose sum is σ = 93816576. Its totient is φ = 23690112.

The previous prime is 47516509. The next prime is 47516519. The reversal of 47516512 is 21561574.

It is a super-2 number, since 2×47516512² = 4515637825292288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47516519) 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, 10318 + ... + 14194.

It is an arithmetic number, because the mean of its divisors is an integer number (3909024).

Almost surely, 2^47516512 is an apocalyptic number.

It is an amenable number.

47516512 is a deficient number, since it is larger than the sum of its proper divisors (46300064).

47516512 is a wasteful number, since it uses less digits than its factorization.

47516512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4270 (or 4262 counting only the distinct ones).

The product of its digits is 8400, while the sum is 31.

The square root of 47516512 is about 6893.2221783430. Note that the first 3 decimals coincide. The cubic root of 47516512 is about 362.1997818716.

The spelling of 47516512 in words is "forty-seven million, five hundred sixteen thousand, five hundred twelve".