3643233 has 16 divisors (see below), whose sum is σ = 5351616. Its totient is φ = 2186240.

The previous prime is 3643217. The next prime is 3643267. The reversal of 3643233 is 3323463.

It is a cyclic number.

It is not a de Polignac number, because 3643233 - 2⁴ = 3643217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3643033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3241 + ... + 4217.

It is an arithmetic number, because the mean of its divisors is an integer number (334476).

Almost surely, 2^3643233 is an apocalyptic number.

3643233 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3643233 is a deficient number, since it is larger than the sum of its proper divisors (1708383).

3643233 is a wasteful number, since it uses less digits than its factorization.

3643233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104.

The product of its digits is 3888, while the sum is 24.

The square root of 3643233 is about 1908.7254910018. The cubic root of 3643233 is about 153.8729626422.

Adding to 3643233 its reverse (3323463), we get a palindrome (6966696).

The spelling of 3643233 in words is "three million, six hundred forty-three thousand, two hundred thirty-three".