51441522 has 32 divisors (see below), whose sum is σ = 113361984. Its totient is φ = 15432000.

The previous prime is 51441503. The next prime is 51441527. The reversal of 51441522 is 22514415.

It is a junction number, because it is equal to n+sod(n) for n = 51441492 and 51441501.

It is not an unprimeable number, because it can be changed into a prime (51441527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2808 + ... + 10524.

It is an arithmetic number, because the mean of its divisors is an integer number (3542562).

Almost surely, 2^51441522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51441522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56680992).

51441522 is an abundant number, since it is smaller than the sum of its proper divisors (61920462).

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

51441522 is a wasteful number, since it uses less digits than its factorization.

51441522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7834.

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

The square root of 51441522 is about 7172.2745346229. The cubic root of 51441522 is about 371.9100690229.

Adding to 51441522 its reverse (22514415), we get a palindrome (73955937).

It can be divided in two parts, 5144 and 1522, that added together give a palindrome (6666).

The spelling of 51441522 in words is "fifty-one million, four hundred forty-one thousand, five hundred twenty-two".