606028561 has 2 divisors, whose sum is σ = 606028562. Its totient is φ = 606028560.

The previous prime is 606028547. The next prime is 606028603. The reversal of 606028561 is 165820606.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 443313025 + 162715536 = 21055^2 + 12756^2 .

It is a cyclic number.

It is not a de Polignac number, because 606028561 - 2⁷ = 606028433 is a prime.

It is not a weakly prime, because it can be changed into another prime (606028531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303014280 + 303014281.

It is an arithmetic number, because the mean of its divisors is an integer number (303014281).

Almost surely, 2^606028561 is an apocalyptic number.

It is an amenable number.

606028561 is a deficient number, since it is larger than the sum of its proper divisors (1).

606028561 is an equidigital number, since it uses as much as digits as its factorization.

606028561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 606028561 is about 24617.6473490056. The cubic root of 606028561 is about 846.2480820066.

The spelling of 606028561 in words is "six hundred six million, twenty-eight thousand, five hundred sixty-one".