51146346 has 8 divisors (see below), whose sum is σ = 102292704. Its totient is φ = 17048780.

The previous prime is 51146327. The next prime is 51146357. The reversal of 51146346 is 64364115.

51146346 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

51146346 is an admirable 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 3 ways as a sum of consecutive naturals, for example, 4262190 + ... + 4262201.

It is an arithmetic number, because the mean of its divisors is an integer number (12786588).

Almost surely, 2^51146346 is an apocalyptic number.

51146346 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.

51146346 is a wasteful number, since it uses less digits than its factorization.

51146346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8524396.

The product of its digits is 8640, while the sum is 30.

The square root of 51146346 is about 7151.6673580362. The cubic root of 51146346 is about 371.1973531213.

The spelling of 51146346 in words is "fifty-one million, one hundred forty-six thousand, three hundred forty-six".