3644297 has 2 divisors, whose sum is σ = 3644298. Its totient is φ = 3644296.

The previous prime is 3644279. The next prime is 3644309. The reversal of 3644297 is 7924463.

Together with previous prime (3644279) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3644281 + 16 = 1909^2 + 4^2 .

It is a cyclic number.

It is not a de Polignac number, because 3644297 - 2¹⁸ = 3382153 is a prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 3¹⁰ + 6⁸ + 4² + 4¹⁰ + 2¹⁵ + 9³ + 7⁷ .

It is not a weakly prime, because it can be changed into another prime (3644237) 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 as a sum of consecutive naturals, namely, 1822148 + 1822149.

It is an arithmetic number, because the mean of its divisors is an integer number (1822149).

Almost surely, 2^3644297 is an apocalyptic number.

It is an amenable number.

3644297 is a deficient number, since it is larger than the sum of its proper divisors (1).

3644297 is an equidigital number, since it uses as much as digits as its factorization.

3644297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 35.

The square root of 3644297 is about 1909.0041906711. The cubic root of 3644297 is about 153.8879406299.

The spelling of 3644297 in words is "three million, six hundred forty-four thousand, two hundred ninety-seven".