5635873 has 2 divisors, whose sum is σ = 5635874. Its totient is φ = 5635872.

The previous prime is 5635871. The next prime is 5635921. The reversal of 5635873 is 3785365.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4028049 + 1607824 = 2007^2 + 1268^2 .

It is a cyclic number.

It is not a de Polignac number, because 5635873 - 2¹ = 5635871 is a prime.

Together with 5635871, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5635871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2817936 + 2817937.

It is an arithmetic number, because the mean of its divisors is an integer number (2817937).

Almost surely, 2^5635873 is an apocalyptic number.

It is an amenable number.

5635873 is a deficient number, since it is larger than the sum of its proper divisors (1).

5635873 is an equidigital number, since it uses as much as digits as its factorization.

5635873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 37.

The square root of 5635873 is about 2373.9993681549. Note that the first 3 decimals coincide. The cubic root of 5635873 is about 177.9591813990.

The spelling of 5635873 in words is "five million, six hundred thirty-five thousand, eight hundred seventy-three".