630677 has 2 divisors, whose sum is σ = 630678. Its totient is φ = 630676.

The previous prime is 630659. The next prime is 630689. The reversal of 630677 is 776036.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 323761 + 306916 = 569^2 + 554^2 .

It is a cyclic number.

It is not a de Polignac number, because 630677 - 2⁶ = 630613 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 630677.

It is not a weakly prime, because it can be changed into another prime (630607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315338 + 315339.

It is an arithmetic number, because the mean of its divisors is an integer number (315339).

2⁶³⁰⁶⁷⁷ is an apocalyptic number.

It is an amenable number.

630677 is a deficient number, since it is larger than the sum of its proper divisors (1).

630677 is an equidigital number, since it uses as much as digits as its factorization.

630677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292, while the sum is 29.

The square root of 630677 is about 794.1517487231. The cubic root of 630677 is about 85.7568850419.

The spelling of 630677 in words is "six hundred thirty thousand, six hundred seventy-seven".