51347017 has 8 divisors (see below), whose sum is σ = 53968320. Its totient is φ = 48758160.

The previous prime is 51347003. The next prime is 51347029. The reversal of 51347017 is 71074315.

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

It is a de Polignac number, because none of the positive numbers 2^k-51347017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51347917) 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, 4834 + ... + 11227.

It is an arithmetic number, because the mean of its divisors is an integer number (6746040).

Almost surely, 2^51347017 is an apocalyptic number.

It is an amenable number.

51347017 is a deficient number, since it is larger than the sum of its proper divisors (2621303).

51347017 is a wasteful number, since it uses less digits than its factorization.

51347017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16223.

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 51347017 is about 7165.6832891218. The cubic root of 51347017 is about 371.6821797927.

The spelling of 51347017 in words is "fifty-one million, three hundred forty-seven thousand, seventeen".