51322214 has 16 divisors (see below), whose sum is σ = 79358400. Its totient is φ = 24879744.

The previous prime is 51322213. The next prime is 51322217. The reversal of 51322214 is 41222315.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51322213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7742 + ... + 12750.

It is an arithmetic number, because the mean of its divisors is an integer number (4959900).

Almost surely, 2^51322214 is an apocalyptic number.

51322214 is a deficient number, since it is larger than the sum of its proper divisors (28036186).

51322214 is a wasteful number, since it uses less digits than its factorization.

51322214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5167.

The product of its digits is 480, while the sum is 20.

The square root of 51322214 is about 7163.9524007352. The cubic root of 51322214 is about 371.6223235542.

Adding to 51322214 its reverse (41222315), we get a palindrome (92544529).

The spelling of 51322214 in words is "fifty-one million, three hundred twenty-two thousand, two hundred fourteen".