6223641 has 4 divisors (see below), whose sum is σ = 8298192. Its totient is φ = 4149092.

The previous prime is 6223627. The next prime is 6223667. The reversal of 6223641 is 1463226.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6223641 - 2⁶ = 6223577 is a prime.

It is a D-number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6223601) 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, 1037271 + ... + 1037276.

It is an arithmetic number, because the mean of its divisors is an integer number (2074548).

Almost surely, 2^6223641 is an apocalyptic number.

It is an amenable number.

6223641 is a deficient number, since it is larger than the sum of its proper divisors (2074551).

6223641 is a wasteful number, since it uses less digits than its factorization.

6223641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2074550.

The product of its digits is 1728, while the sum is 24.

The square root of 6223641 is about 2494.7226298729. The cubic root of 6223641 is about 183.9422570070.

Adding to 6223641 its reverse (1463226), we get a palindrome (7686867).

The spelling of 6223641 in words is "six million, two hundred twenty-three thousand, six hundred forty-one".