47481767 has 8 divisors (see below), whose sum is σ = 49316400. Its totient is φ = 45676224.

The previous prime is 47481751. The next prime is 47481769. The reversal of 47481767 is 76718474.

It is a happy number.

47481767 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 47481767 - 2⁴ = 47481751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47481769) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3917 + ... + 10502.

It is an arithmetic number, because the mean of its divisors is an integer number (6164550).

Almost surely, 2^47481767 is an apocalyptic number.

47481767 is a deficient number, since it is larger than the sum of its proper divisors (1834633).

47481767 is a wasteful number, since it uses less digits than its factorization.

47481767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14545.

The product of its digits is 263424, while the sum is 44.

The square root of 47481767 is about 6890.7014882376. The cubic root of 47481767 is about 362.1114778308. Note that the first 3 decimals are identical.

The spelling of 47481767 in words is "forty-seven million, four hundred eighty-one thousand, seven hundred sixty-seven".