51746248 has 16 divisors (see below), whose sum is σ = 99089280. Its totient is φ = 25322448.

The previous prime is 51746231. The next prime is 51746257. The reversal of 51746248 is 84264715.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68436 + ... + 69187.

It is an arithmetic number, because the mean of its divisors is an integer number (6193080).

Almost surely, 2^51746248 is an apocalyptic number.

It is an amenable number.

51746248 is a deficient number, since it is larger than the sum of its proper divisors (47343032).

51746248 is a wasteful number, since it uses less digits than its factorization.

51746248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137676 (or 137672 counting only the distinct ones).

The product of its digits is 53760, while the sum is 37.

The square root of 51746248 is about 7193.4864982149. The cubic root of 51746248 is about 372.6429894118.

The spelling of 51746248 in words is "fifty-one million, seven hundred forty-six thousand, two hundred forty-eight".