51023266 has 16 divisors (see below), whose sum is σ = 88160256. Its totient is φ = 21694176.

The previous prime is 51023257. The next prime is 51023279. The reversal of 51023266 is 66232015.

It is a self number, because there is not a number n which added to its sum of digits gives 51023266.

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, 12571 + ... + 16126.

It is an arithmetic number, because the mean of its divisors is an integer number (5510016).

Almost surely, 2^51023266 is an apocalyptic number.

51023266 is a deficient number, since it is larger than the sum of its proper divisors (37136990).

51023266 is a wasteful number, since it uses less digits than its factorization.

51023266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28833.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 51023266 is about 7143.0571886273. The cubic root of 51023266 is about 370.8993607241.

The spelling of 51023266 in words is "fifty-one million, twenty-three thousand, two hundred sixty-six".