2468643 has 4 divisors (see below), whose sum is σ = 3291528. Its totient is φ = 1645760.

The previous prime is 2468639. The next prime is 2468657. The reversal of 2468643 is 3468642.

2468643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2468643 - 2² = 2468639 is a prime.

It is a super-2 number, since 2×2468643² = 12188396522898, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2¹⁷ + 4² + 6³ + 8⁷ + 6⁶ + 4⁷ + 3¹¹ .

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (2468633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 411438 + ... + 411443.

It is an arithmetic number, because the mean of its divisors is an integer number (822882).

2^2468643 is an apocalyptic number.

2468643 is a deficient number, since it is larger than the sum of its proper divisors (822885).

2468643 is an equidigital number, since it uses as much as digits as its factorization.

2468643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822884.

The product of its digits is 27648, while the sum is 33.

The square root of 2468643 is about 1571.1915860264. The cubic root of 2468643 is about 135.1510517753.

Subtracting 2468643 from its reverse (3468642), we obtain a palindrome (999999).

The spelling of 2468643 in words is "two million, four hundred sixty-eight thousand, six hundred forty-three".