51434422 has 16 divisors (see below), whose sum is σ = 83340432. Its totient is φ = 23666400.

The previous prime is 51434303. The next prime is 51434423. The reversal of 51434422 is 22443415.

It is a happy number.

51434422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51434423) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6172 + ... + 11872.

It is an arithmetic number, because the mean of its divisors is an integer number (5208777).

Almost surely, 2^51434422 is an apocalyptic number.

51434422 is a deficient number, since it is larger than the sum of its proper divisors (31906010).

51434422 is a wasteful number, since it uses less digits than its factorization.

51434422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6063.

The product of its digits is 3840, while the sum is 25.

The square root of 51434422 is about 7171.7795560098. The cubic root of 51434422 is about 371.8929577939.

Adding to 51434422 its reverse (22443415), we get a palindrome (73877837).

The spelling of 51434422 in words is "fifty-one million, four hundred thirty-four thousand, four hundred twenty-two".