52731244 has 12 divisors (see below), whose sum is σ = 94426024. Its totient is φ = 25752384.

The previous prime is 52731233. The next prime is 52731247. The reversal of 52731244 is 44213725.

52731244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (52731247) 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 3 ways as a sum of consecutive naturals, for example, 153117 + ... + 153460.

Almost surely, 2^52731244 is an apocalyptic number.

It is an amenable number.

52731244 is a deficient number, since it is larger than the sum of its proper divisors (41694780).

52731244 is a wasteful number, since it uses less digits than its factorization.

52731244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306624 (or 306622 counting only the distinct ones).

The product of its digits is 6720, while the sum is 28.

The square root of 52731244 is about 7261.6281920792. The cubic root of 52731244 is about 374.9925782235.

Adding to 52731244 its reverse (44213725), we get a palindrome (96944969).

It can be divided in two parts, 5273124 and 4, that added together give a triangular number (5273128 = T₃₂₄₇).

The spelling of 52731244 in words is "fifty-two million, seven hundred thirty-one thousand, two hundred forty-four".