51046312 has 32 divisors (see below), whose sum is σ = 103219200. Its totient is φ = 23587200.

The previous prime is 51046301. The next prime is 51046313. The reversal of 51046312 is 21364015.

51046312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (51046313) by changing a digit.

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, 2137 + ... + 10327.

It is an arithmetic number, because the mean of its divisors is an integer number (3225600).

Almost surely, 2^51046312 is an apocalyptic number.

It is an amenable number.

51046312 is an abundant number, since it is smaller than the sum of its proper divisors (52172888).

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

51046312 is a wasteful number, since it uses less digits than its factorization.

51046312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8257 (or 8253 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 51046312 is about 7144.6701813310. The cubic root of 51046312 is about 370.9551944690.

The spelling of 51046312 in words is "fifty-one million, forty-six thousand, three hundred twelve".