52823321 has 2 divisors, whose sum is σ = 52823322. Its totient is φ = 52823320.

The previous prime is 52823317. The next prime is 52823327. The reversal of 52823321 is 12332825.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39942400 + 12880921 = 6320^2 + 3589^2 .

It is a cyclic number.

It is not a de Polignac number, because 52823321 - 2² = 52823317 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (52823327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26411660 + 26411661.

It is an arithmetic number, because the mean of its divisors is an integer number (26411661).

Almost surely, 2^52823321 is an apocalyptic number.

It is an amenable number.

52823321 is a deficient number, since it is larger than the sum of its proper divisors (1).

52823321 is an equidigital number, since it uses as much as digits as its factorization.

52823321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 26.

The square root of 52823321 is about 7267.9653961752. The cubic root of 52823321 is about 375.2107165369.

The spelling of 52823321 in words is "fifty-two million, eight hundred twenty-three thousand, three hundred twenty-one".