3636449 has 8 divisors (see below), whose sum is σ = 3717120. Its totient is φ = 3556800.

The previous prime is 3636443. The next prime is 3636463. The reversal of 3636449 is 9446363.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3636449 - 2¹² = 3632353 is a prime.

It is a super-2 number, since 2×3636449² = 26447522659202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3636443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14969 + ... + 15209.

It is an arithmetic number, because the mean of its divisors is an integer number (464640).

Almost surely, 2^3636449 is an apocalyptic number.

It is an amenable number.

3636449 is a deficient number, since it is larger than the sum of its proper divisors (80671).

3636449 is a wasteful number, since it uses less digits than its factorization.

3636449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511.

The product of its digits is 46656, while the sum is 35.

The square root of 3636449 is about 1906.9475608941. The cubic root of 3636449 is about 153.7773952550. Note that the first 3 decimals are identical.

The spelling of 3636449 in words is "three million, six hundred thirty-six thousand, four hundred forty-nine".