51746198 has 16 divisors (see below), whose sum is σ = 93926304. Its totient is φ = 20872320.

The previous prime is 51746173. The next prime is 51746213. The reversal of 51746198 is 89164715.

51746198 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108473 + ... + 108948.

It is an arithmetic number, because the mean of its divisors is an integer number (5870394).

Almost surely, 2^51746198 is an apocalyptic number.

51746198 is a deficient number, since it is larger than the sum of its proper divisors (42180106).

51746198 is a wasteful number, since it uses less digits than its factorization.

51746198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217447.

The product of its digits is 60480, while the sum is 41.

The square root of 51746198 is about 7193.4830228478. The cubic root of 51746198 is about 372.6428693892.

The spelling of 51746198 in words is "fifty-one million, seven hundred forty-six thousand, one hundred ninety-eight".