52604224 has 14 divisors (see below), whose sum is σ = 104386634. Its totient is φ = 26302080.

The previous prime is 52604219. The next prime is 52604261. The reversal of 52604224 is 42240625.

It can be written as a sum of positive squares in only one way, i.e., 52417600 + 186624 = 7240^2 + 432^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 410907 + ... + 411034.

Almost surely, 2^52604224 is an apocalyptic number.

It is an amenable number.

52604224 is a deficient number, since it is larger than the sum of its proper divisors (51782410).

52604224 is an equidigital number, since it uses as much as digits as its factorization.

52604224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821953 (or 821943 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 52604224 is about 7252.8769464262. The cubic root of 52604224 is about 374.6912397747.

Adding to 52604224 its reverse (42240625), we get a palindrome (94844849).

The spelling of 52604224 in words is "fifty-two million, six hundred four thousand, two hundred twenty-four".