51275706 has 16 divisors (see below), whose sum is σ = 108584064. Its totient is φ = 16086464.

The previous prime is 51275687. The next prime is 51275713. The reversal of 51275706 is 60757215.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251250 + ... + 251453.

It is an arithmetic number, because the mean of its divisors is an integer number (6786504).

Almost surely, 2^51275706 is an apocalyptic number.

51275706 is an abundant number, since it is smaller than the sum of its proper divisors (57308358).

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

51275706 is a wasteful number, since it uses less digits than its factorization.

51275706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502725.

The product of its (nonzero) digits is 14700, while the sum is 33.

The square root of 51275706 is about 7160.7056914804. The cubic root of 51275706 is about 371.5100353719.

The spelling of 51275706 in words is "fifty-one million, two hundred seventy-five thousand, seven hundred six".