3636241 has 6 divisors (see below), whose sum is σ = 4229970. Its totient is φ = 3116736.

The previous prime is 3636233. The next prime is 3636247. The reversal of 3636241 is 1426363.

It can be written as a sum of positive squares in only one way, i.e., 3625216 + 11025 = 1904^2 + 105^2 .

It is not a de Polignac number, because 3636241 - 2³ = 3636233 is a prime.

It is a super-2 number, since 2×3636241² = 26444497220162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3636247) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37056 + ... + 37153.

It is an arithmetic number, because the mean of its divisors is an integer number (704995).

Almost surely, 2^3636241 is an apocalyptic number.

It is an amenable number.

3636241 is a deficient number, since it is larger than the sum of its proper divisors (593729).

3636241 is an equidigital number, since it uses as much as digits as its factorization.

3636241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74223 (or 74216 counting only the distinct ones).

The product of its digits is 2592, while the sum is 25.

The square root of 3636241 is about 1906.8930226942. The cubic root of 3636241 is about 153.7744632456.

The spelling of 3636241 in words is "three million, six hundred thirty-six thousand, two hundred forty-one".