51770873 has 8 divisors (see below), whose sum is σ = 64545600. Its totient is φ = 40340880.

The previous prime is 51770869. The next prime is 51770879. The reversal of 51770873 is 37807715.

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

It is a cyclic number.

It is not a de Polignac number, because 51770873 - 2² = 51770869 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51770879) 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 7 ways as a sum of consecutive naturals, for example, 336098 + ... + 336251.

It is an arithmetic number, because the mean of its divisors is an integer number (8068200).

Almost surely, 2^51770873 is an apocalyptic number.

It is an amenable number.

51770873 is a deficient number, since it is larger than the sum of its proper divisors (12774727).

51770873 is a wasteful number, since it uses less digits than its factorization.

51770873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672367.

The product of its (nonzero) digits is 41160, while the sum is 38.

The square root of 51770873 is about 7195.1979124969. The cubic root of 51770873 is about 372.7020911421.

The spelling of 51770873 in words is "fifty-one million, seven hundred seventy thousand, eight hundred seventy-three".