51544122 has 16 divisors (see below), whose sum is σ = 117815232. Its totient is φ = 14726880.

The previous prime is 51544121. The next prime is 51544133. The reversal of 51544122 is 22144515.

It is a junction number, because it is equal to n+sod(n) for n = 51544092 and 51544101.

It is not an unprimeable number, because it can be changed into a prime (51544121) 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, 613579 + ... + 613662.

It is an arithmetic number, because the mean of its divisors is an integer number (7363452).

Almost surely, 2^51544122 is an apocalyptic number.

51544122 is an abundant number, since it is smaller than the sum of its proper divisors (66271110).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51544122 is a wasteful number, since it uses less digits than its factorization.

51544122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1227253.

The product of its digits is 1600, while the sum is 24.

The square root of 51544122 is about 7179.4235144613. The cubic root of 51544122 is about 372.1571627519.

Adding to 51544122 its reverse (22144515), we get a palindrome (73688637).

The spelling of 51544122 in words is "fifty-one million, five hundred forty-four thousand, one hundred twenty-two".