8635673 has 2 divisors, whose sum is σ = 8635674. Its totient is φ = 8635672.

The previous prime is 8635667. The next prime is 8635687. The reversal of 8635673 is 3765368.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6927424 + 1708249 = 2632^2 + 1307^2 .

It is a cyclic number.

It is not a de Polignac number, because 8635673 - 2⁴ = 8635657 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (8635663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4317836 + 4317837.

It is an arithmetic number, because the mean of its divisors is an integer number (4317837).

Almost surely, 2^8635673 is an apocalyptic number.

It is an amenable number.

8635673 is a deficient number, since it is larger than the sum of its proper divisors (1).

8635673 is an equidigital number, since it uses as much as digits as its factorization.

8635673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 38.

The square root of 8635673 is about 2938.6515615159. The cubic root of 8635673 is about 205.1628529464.

The spelling of 8635673 in words is "eight million, six hundred thirty-five thousand, six hundred seventy-three".