6323644 has 6 divisors (see below), whose sum is σ = 11066384. Its totient is φ = 3161820.

The previous prime is 6323617. The next prime is 6323651. The reversal of 6323644 is 4463236.

It is a d-powerful number, because it can be written as 6² + 3⁸ + 2¹⁹ + 3¹³ + 6² + 4⁶ + 4¹¹ .

It is a congruent number.

It is an unprimeable number.

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, 790452 + ... + 790459.

Almost surely, 2^6323644 is an apocalyptic number.

It is an amenable number.

6323644 is a deficient number, since it is larger than the sum of its proper divisors (4742740).

6323644 is a wasteful number, since it uses less digits than its factorization.

6323644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1580915 (or 1580913 counting only the distinct ones).

The product of its digits is 10368, while the sum is 28.

The square root of 6323644 is about 2514.6856662414. The cubic root of 6323644 is about 184.9222366136.

The spelling of 6323644 in words is "six million, three hundred twenty-three thousand, six hundred forty-four".