3653173 has 2 divisors, whose sum is σ = 3653174. Its totient is φ = 3653172.

The previous prime is 3653171. The next prime is 3653189. The reversal of 3653173 is 3713563.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2196324 + 1456849 = 1482^2 + 1207^2 .

It is a cyclic number.

It is not a de Polignac number, because 3653173 - 2¹ = 3653171 is a prime.

Together with 3653171, it forms a pair of twin primes.

3653173 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3653171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1826586 + 1826587.

It is an arithmetic number, because the mean of its divisors is an integer number (1826587).

Almost surely, 2^3653173 is an apocalyptic number.

It is an amenable number.

3653173 is a deficient number, since it is larger than the sum of its proper divisors (1).

3653173 is an equidigital number, since it uses as much as digits as its factorization.

3653173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5670, while the sum is 28.

The square root of 3653173 is about 1911.3275491134. The cubic root of 3653173 is about 154.0127751251.

The spelling of 3653173 in words is "three million, six hundred fifty-three thousand, one hundred seventy-three".