51060223 has 4 divisors (see below), whose sum is σ = 51462400. Its totient is φ = 50658048.

The previous prime is 51060209. The next prime is 51060227. The reversal of 51060223 is 32206015.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 51060223 - 2⁹ = 51059711 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51060223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51060227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200898 + ... + 201151.

It is an arithmetic number, because the mean of its divisors is an integer number (12865600).

Almost surely, 2^51060223 is an apocalyptic number.

51060223 is a deficient number, since it is larger than the sum of its proper divisors (402177).

51060223 is a wasteful number, since it uses less digits than its factorization.

51060223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402176.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 51060223 is about 7145.6436379097. The cubic root of 51060223 is about 370.9888886368.

Adding to 51060223 its reverse (32206015), we get a palindrome (83266238).

The spelling of 51060223 in words is "fifty-one million, sixty thousand, two hundred twenty-three".