3582643 has 2 divisors, whose sum is σ = 3582644. Its totient is φ = 3582642.

The previous prime is 3582637. The next prime is 3582653. The reversal of 3582643 is 3462853.

It is a weak prime.

It is an emirp because it is prime and its reverse (3462853) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3582643 - 2⁵ = 3582611 is a prime.

It is a super-3 number, since 3×3582643³ (a number of 21 digits) contains 333 as substring.

It is an Ulam number.

It is a d-powerful number, because it can be written as 3⁷ + 5⁹ + 8 + 2¹⁵ + 6³ + 4² + 3¹³ .

It is not a weakly prime, because it can be changed into another prime (3582613) 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, 1791321 + 1791322.

It is an arithmetic number, because the mean of its divisors is an integer number (1791322).

Almost surely, 2^3582643 is an apocalyptic number.

3582643 is a deficient number, since it is larger than the sum of its proper divisors (1).

3582643 is an equidigital number, since it uses as much as digits as its factorization.

3582643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 31.

The square root of 3582643 is about 1892.7870984345. The cubic root of 3582643 is about 153.0151778413.

It can be divided in two parts, 3582 and 643, that added together give a square (4225 = 65²).

The spelling of 3582643 in words is "three million, five hundred eighty-two thousand, six hundred forty-three".