522068641 has 2 divisors, whose sum is σ = 522068642. Its totient is φ = 522068640.

The previous prime is 522068629. The next prime is 522068653. The reversal of 522068641 is 146860225.

It is a balanced prime because it is at equal distance from previous prime (522068629) and next prime (522068653).

It can be written as a sum of positive squares in only one way, i.e., 349540416 + 172528225 = 18696^2 + 13135^2 .

It is a cyclic number.

It is not a de Polignac number, because 522068641 - 2¹¹ = 522066593 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 522068597 and 522068606.

It is not a weakly prime, because it can be changed into another prime (522068611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261034320 + 261034321.

It is an arithmetic number, because the mean of its divisors is an integer number (261034321).

Almost surely, 2^522068641 is an apocalyptic number.

It is an amenable number.

522068641 is a deficient number, since it is larger than the sum of its proper divisors (1).

522068641 is an equidigital number, since it uses as much as digits as its factorization.

522068641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 522068641 is about 22848.8214356890. The cubic root of 522068641 is about 805.2100790397.

The spelling of 522068641 in words is "five hundred twenty-two million, sixty-eight thousand, six hundred forty-one".