51065206 has 8 divisors (see below), whose sum is σ = 76781880. Its totient is φ = 25471248.

The previous prime is 51065177. The next prime is 51065233. The reversal of 51065206 is 60256015.

51065206 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.

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 3 ways as a sum of consecutive naturals, for example, 29631 + ... + 31306.

It is an arithmetic number, because the mean of its divisors is an integer number (9597735).

Almost surely, 2^51065206 is an apocalyptic number.

51065206 is a deficient number, since it is larger than the sum of its proper divisors (25716674).

51065206 is a wasteful number, since it uses less digits than its factorization.

51065206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61358.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 51065206 is about 7145.9923033824. The cubic root of 51065206 is about 371.0009565923. Note that the first 3 decimals are identical.

The spelling of 51065206 in words is "fifty-one million, sixty-five thousand, two hundred six".