47713538 has 8 divisors (see below), whose sum is σ = 72093132. Its totient is φ = 23682496.

The previous prime is 47713537. The next prime is 47713607. The reversal of 47713538 is 83531774.

It can be written as a sum of positive squares in 2 ways, for example, as 47706649 + 6889 = 6907^2 + 83^2 .

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

It is not an unprimeable number, because it can be changed into a prime (47713537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86795 + ... + 87342.

Almost surely, 2^47713538 is an apocalyptic number.

47713538 is a deficient number, since it is larger than the sum of its proper divisors (24379594).

47713538 is a wasteful number, since it uses less digits than its factorization.

47713538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174276.

The product of its digits is 70560, while the sum is 38.

The square root of 47713538 is about 6907.4986789720. The cubic root of 47713538 is about 362.6997089016.

The spelling of 47713538 in words is "forty-seven million, seven hundred thirteen thousand, five hundred thirty-eight".