51734646 has 16 divisors (see below), whose sum is σ = 114966000. Its totient is φ = 17244864.

The previous prime is 51734611. The next prime is 51734671. The reversal of 51734646 is 64643715.

It is a happy number.

51734646 is a `hidden beast` number, since 5 + 1 + 7 + 3 + 4 + 646 = 666.

51734646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 51734646.

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, 478971 + ... + 479078.

It is an arithmetic number, because the mean of its divisors is an integer number (7185375).

Almost surely, 2^51734646 is an apocalyptic number.

51734646 is an abundant number, since it is smaller than the sum of its proper divisors (63231354).

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

51734646 is a wasteful number, since it uses less digits than its factorization.

51734646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 958060 (or 958054 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 51734646 is about 7192.6800290295. The cubic root of 51734646 is about 372.6151372983.

The spelling of 51734646 in words is "fifty-one million, seven hundred thirty-four thousand, six hundred forty-six".