47504347 has 4 divisors (see below), whose sum is σ = 51822936. Its totient is φ = 43185760.

The previous prime is 47504333. The next prime is 47504419. The reversal of 47504347 is 74340574.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47504347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47508347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2159278 + ... + 2159299.

It is an arithmetic number, because the mean of its divisors is an integer number (12955734).

Almost surely, 2^47504347 is an apocalyptic number.

47504347 is a deficient number, since it is larger than the sum of its proper divisors (4318589).

47504347 is a wasteful number, since it uses less digits than its factorization.

47504347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4318588.

The product of its (nonzero) digits is 47040, while the sum is 34.

The square root of 47504347 is about 6892.3397333562. The cubic root of 47504347 is about 362.1688695548.

The spelling of 47504347 in words is "forty-seven million, five hundred four thousand, three hundred forty-seven".