3630169 has 2 divisors, whose sum is σ = 3630170. Its totient is φ = 3630168.

The previous prime is 3630167. The next prime is 3630199. The reversal of 3630169 is 9610363.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3459600 + 170569 = 1860^2 + 413^2 .

It is a cyclic number.

It is not a de Polignac number, because 3630169 - 2¹ = 3630167 is a prime.

It is a super-2 number, since 2×3630169² = 26356253937122, which contains 22 as substring.

Together with 3630167, it forms a pair of twin primes.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3630161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1815084 + 1815085.

It is an arithmetic number, because the mean of its divisors is an integer number (1815085).

Almost surely, 2^3630169 is an apocalyptic number.

It is an amenable number.

3630169 is a deficient number, since it is larger than the sum of its proper divisors (1).

3630169 is an equidigital number, since it uses as much as digits as its factorization.

3630169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 3630169 is about 1905.3002388075. The cubic root of 3630169 is about 153.6888218054.

The spelling of 3630169 in words is "three million, six hundred thirty thousand, one hundred sixty-nine".