52521244 has 24 divisors (see below), whose sum is σ = 98344400. Its totient is φ = 24468480.

The previous prime is 52521221. The next prime is 52521257. The reversal of 52521244 is 44212525.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1029 + ... + 10300.

Almost surely, 2^52521244 is an apocalyptic number.

It is an amenable number.

52521244 is a deficient number, since it is larger than the sum of its proper divisors (45823156).

52521244 is a wasteful number, since it uses less digits than its factorization.

52521244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11413 (or 11411 counting only the distinct ones).

The product of its digits is 3200, while the sum is 25.

The square root of 52521244 is about 7247.1542000981. The cubic root of 52521244 is about 374.4941184564.

Adding to 52521244 its reverse (44212525), we get a palindrome (96733769).

The spelling of 52521244 in words is "fifty-two million, five hundred twenty-one thousand, two hundred forty-four".