6624938 has 8 divisors (see below), whose sum is σ = 9948420. Its totient is φ = 3308800.

The previous prime is 6624931. The next prime is 6624941. The reversal of 6624938 is 8394266.

It can be written as a sum of positive squares in 2 ways, for example, as 6416089 + 208849 = 2533^2 + 457^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (6624931) 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, 2168 + ... + 4236.

Almost surely, 2^6624938 is an apocalyptic number.

6624938 is a deficient number, since it is larger than the sum of its proper divisors (3323482).

6624938 is a wasteful number, since it uses less digits than its factorization.

6624938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3672.

The product of its digits is 62208, while the sum is 38.

The square root of 6624938 is about 2573.8954912739. The cubic root of 6624938 is about 187.8137018231.

The spelling of 6624938 in words is "six million, six hundred twenty-four thousand, nine hundred thirty-eight".