51726873 has 16 divisors (see below), whose sum is σ = 79200000. Its totient is φ = 29699280.

The previous prime is 51726853. The next prime is 51726877. The reversal of 51726873 is 37862715.

It is not a de Polignac number, because 51726873 - 2⁶ = 51726809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51726877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40623 + ... + 41876.

It is an arithmetic number, because the mean of its divisors is an integer number (4950000).

Almost surely, 2^51726873 is an apocalyptic number.

It is an amenable number.

51726873 is a deficient number, since it is larger than the sum of its proper divisors (27473127).

51726873 is a wasteful number, since it uses less digits than its factorization.

51726873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82532.

The product of its digits is 70560, while the sum is 39.

The square root of 51726873 is about 7192.1396677206. The cubic root of 51726873 is about 372.5964748689.

The spelling of 51726873 in words is "fifty-one million, seven hundred twenty-six thousand, eight hundred seventy-three".