47165047 has 8 divisors (see below), whose sum is σ = 49622832. Its totient is φ = 44769600.

The previous prime is 47165033. The next prime is 47165059. The reversal of 47165047 is 74056174.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47165047 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 (47165647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14029 + ... + 17062.

It is an arithmetic number, because the mean of its divisors is an integer number (6202854).

Almost surely, 2^47165047 is an apocalyptic number.

47165047 is a deficient number, since it is larger than the sum of its proper divisors (2457785).

47165047 is a wasteful number, since it uses less digits than its factorization.

47165047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31169.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 47165047 is about 6867.6813408894. The cubic root of 47165047 is about 361.3045442319.

The spelling of 47165047 in words is "forty-seven million, one hundred sixty-five thousand, forty-seven".