606474521 has 2 divisors, whose sum is σ = 606474522. Its totient is φ = 606474520.

The previous prime is 606474499. The next prime is 606474529. The reversal of 606474521 is 125474606.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 411481225 + 194993296 = 20285^2 + 13964^2 .

It is a cyclic number.

It is not a de Polignac number, because 606474521 - 2⁶ = 606474457 is a prime.

It is a super-2 number, since 2×606474521² = 735622689244358882, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (606474529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303237260 + 303237261.

It is an arithmetic number, because the mean of its divisors is an integer number (303237261).

Almost surely, 2^606474521 is an apocalyptic number.

It is an amenable number.

606474521 is a deficient number, since it is larger than the sum of its proper divisors (1).

606474521 is an equidigital number, since it uses as much as digits as its factorization.

606474521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 606474521 is about 24626.7034131651. The cubic root of 606474521 is about 846.4556081232.

The spelling of 606474521 in words is "six hundred six million, four hundred seventy-four thousand, five hundred twenty-one".