2202643 has 8 divisors (see below), whose sum is σ = 2330496. Its totient is φ = 2078400.

The previous prime is 2202631. The next prime is 2202677. The reversal of 2202643 is 3462022.

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 2202643 - 2⁵ = 2202611 is a prime.

It is a d-powerful number, because it can be written as 2⁹ + 2¹⁵ + 0 + 2¹⁹ + 6⁶ + 4⁶ + 3¹³ .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2202643.

It is not an unprimeable number, because it can be changed into a prime (2200643) 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, 405 + ... + 2137.

It is an arithmetic number, because the mean of its divisors is an integer number (291312).

2^2202643 is an apocalyptic number.

2202643 is a deficient number, since it is larger than the sum of its proper divisors (127853).

2202643 is a wasteful number, since it uses less digits than its factorization.

2202643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1805.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2202643 is about 1484.1303851077. The cubic root of 2202643 is about 130.1112066179. Note that the first 3 decimals are identical.

Adding to 2202643 its reverse (3462022), we get a palindrome (5664665).

The spelling of 2202643 in words is "two million, two hundred two thousand, six hundred forty-three".