6624244 has 12 divisors (see below), whose sum is σ = 12646368. Its totient is φ = 3011000.

The previous prime is 6624199. The next prime is 6624259. The reversal of 6624244 is 4424266.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75232 + ... + 75319.

It is an arithmetic number, because the mean of its divisors is an integer number (1053864).

Almost surely, 2^6624244 is an apocalyptic number.

It is an amenable number.

6624244 is a deficient number, since it is larger than the sum of its proper divisors (6022124).

6624244 is a wasteful number, since it uses less digits than its factorization.

6624244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150566 (or 150564 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

The square root of 6624244 is about 2573.7606726345. The cubic root of 6624244 is about 187.8071434090.

It can be divided in two parts, 66 and 24244, that added together give a triangular number (24310 = T₂₂₀).

The spelling of 6624244 in words is "six million, six hundred twenty-four thousand, two hundred forty-four".