52281244 has 12 divisors (see below), whose sum is σ = 91841904. Its totient is φ = 26040704.

The previous prime is 52281241. The next prime is 52281263. The reversal of 52281244 is 44218225.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52281241) 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, 23797 + ... + 25900.

It is an arithmetic number, because the mean of its divisors is an integer number (7653492).

Almost surely, 2^52281244 is an apocalyptic number.

It is an amenable number.

52281244 is a deficient number, since it is larger than the sum of its proper divisors (39560660).

52281244 is a wasteful number, since it uses less digits than its factorization.

52281244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49964 (or 49962 counting only the distinct ones).

The product of its digits is 5120, while the sum is 28.

The square root of 52281244 is about 7230.5770170852. The cubic root of 52281244 is about 373.9228204912.

Adding to 52281244 its reverse (44218225), we get a palindrome (96499469).

It can be divided in two parts, 52281 and 244, that added together give a palindrome (52525).

The spelling of 52281244 in words is "fifty-two million, two hundred eighty-one thousand, two hundred forty-four".