52252321 has 8 divisors (see below), whose sum is σ = 57191904. Its totient is φ = 47344320.

The previous prime is 52252313. The next prime is 52252411. The reversal of 52252321 is 12325225.

52252321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52252321 - 2³ = 52252313 is a prime.

It is a nialpdrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 52252292 and 52252301.

It is not an unprimeable number, because it can be changed into a prime (52252121) 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 7 ways as a sum of consecutive naturals, for example, 4360 + ... + 11113.

It is an arithmetic number, because the mean of its divisors is an integer number (7148988).

Almost surely, 2^52252321 is an apocalyptic number.

It is an amenable number.

52252321 is a deficient number, since it is larger than the sum of its proper divisors (4939583).

52252321 is a wasteful number, since it uses less digits than its factorization.

52252321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15791.

The product of its digits is 1200, while the sum is 22.

The square root of 52252321 is about 7228.5766925447. The cubic root of 52252321 is about 373.8538539819.

Adding to 52252321 its reverse (12325225), we get a palindrome (64577546).

The spelling of 52252321 in words is "fifty-two million, two hundred fifty-two thousand, three hundred twenty-one".