51267146 has 16 divisors (see below), whose sum is σ = 88275840. Its totient is φ = 21874320.

The previous prime is 51267133. The next prime is 51267193. The reversal of 51267146 is 64176215.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4790 + ... + 11201.

It is an arithmetic number, because the mean of its divisors is an integer number (5517240).

Almost surely, 2^51267146 is an apocalyptic number.

51267146 is a deficient number, since it is larger than the sum of its proper divisors (37008694).

51267146 is a wasteful number, since it uses less digits than its factorization.

51267146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16229.

The product of its digits is 10080, while the sum is 32.

The square root of 51267146 is about 7160.1079600799. The cubic root of 51267146 is about 371.4893608450.

The spelling of 51267146 in words is "fifty-one million, two hundred sixty-seven thousand, one hundred forty-six".