2684243 has 4 divisors (see below), whose sum is σ = 2692080. Its totient is φ = 2676408.

The previous prime is 2684237. The next prime is 2684257. The reversal of 2684243 is 3424862.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2684243 - 2⁶ = 2684179 is a prime.

It is a d-powerful number, because it can be written as 2⁵ + 6⁵ + 8³ + 4⁴ + 2¹⁵ + 4¹⁰ + 3¹³ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2684203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3380 + ... + 4097.

It is an arithmetic number, because the mean of its divisors is an integer number (673020).

2^2684243 is an apocalyptic number.

2684243 is a deficient number, since it is larger than the sum of its proper divisors (7837).

2684243 is an equidigital number, since it uses as much as digits as its factorization.

2684243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7836.

The product of its digits is 9216, while the sum is 29.

The square root of 2684243 is about 1638.3659542361. The cubic root of 2684243 is about 138.9762566625.

The spelling of 2684243 in words is "two million, six hundred eighty-four thousand, two hundred forty-three".