51683682 has 8 divisors (see below), whose sum is σ = 103367376. Its totient is φ = 17227892.

The previous prime is 51683651. The next prime is 51683717. The reversal of 51683682 is 28638615.

It is a happy number.

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

51683682 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 51683682.

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, 4306968 + ... + 4306979.

It is an arithmetic number, because the mean of its divisors is an integer number (12920922).

Almost surely, 2^51683682 is an apocalyptic number.

51683682 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51683682 is a wasteful number, since it uses less digits than its factorization.

51683682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8613952.

The product of its digits is 69120, while the sum is 39.

The square root of 51683682 is about 7189.1363876338. The cubic root of 51683682 is about 372.4927422276.

The spelling of 51683682 in words is "fifty-one million, six hundred eighty-three thousand, six hundred eighty-two".