51368266 has 8 divisors (see below), whose sum is σ = 77124384. Its totient is φ = 25660140.

The previous prime is 51368243. The next prime is 51368279. The reversal of 51368266 is 66286315.

51368266 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 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, 9190 + ... + 13681.

It is an arithmetic number, because the mean of its divisors is an integer number (9640548).

Almost surely, 2^51368266 is an apocalyptic number.

51368266 is a deficient number, since it is larger than the sum of its proper divisors (25756118).

51368266 is a wasteful number, since it uses less digits than its factorization.

51368266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23996.

The product of its digits is 51840, while the sum is 37.

The square root of 51368266 is about 7167.1658275779. The cubic root of 51368266 is about 371.7334439549.

The spelling of 51368266 in words is "fifty-one million, three hundred sixty-eight thousand, two hundred sixty-six".