47113988 has 12 divisors (see below), whose sum is σ = 82543692. Its totient is φ = 23530080.

The previous prime is 47113933. The next prime is 47113991. The reversal of 47113988 is 88931174.

47113988 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 37920964 + 9193024 = 6158^2 + 3032^2 .

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 in 3 ways as a sum of consecutive naturals, for example, 2495 + ... + 10022.

It is an arithmetic number, because the mean of its divisors is an integer number (6878641).

Almost surely, 2^47113988 is an apocalyptic number.

It is an amenable number.

47113988 is a deficient number, since it is larger than the sum of its proper divisors (35429704).

47113988 is a wasteful number, since it uses less digits than its factorization.

47113988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13462 (or 13460 counting only the distinct ones).

The product of its digits is 48384, while the sum is 41.

The square root of 47113988 is about 6863.9629952382. The cubic root of 47113988 is about 361.1741191900.

The spelling of 47113988 in words is "forty-seven million, one hundred thirteen thousand, nine hundred eighty-eight".