630017 has 2 divisors, whose sum is σ = 630018. Its totient is φ = 630016.

The previous prime is 629989. The next prime is 630023. The reversal of 630017 is 710036.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 450241 + 179776 = 671^2 + 424^2 .

It is a cyclic number.

It is not a de Polignac number, because 630017 - 2¹⁰ = 628993 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 629977 and 630004.

It is not a weakly prime, because it can be changed into another prime (630067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315008 + 315009.

It is an arithmetic number, because the mean of its divisors is an integer number (315009).

2⁶³⁰⁰¹⁷ is an apocalyptic number.

It is an amenable number.

630017 is a deficient number, since it is larger than the sum of its proper divisors (1).

630017 is an equidigital number, since it uses as much as digits as its factorization.

630017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126, while the sum is 17.

The square root of 630017 is about 793.7361022405. The cubic root of 630017 is about 85.7269598983.

The spelling of 630017 in words is "six hundred thirty thousand, seventeen".