6624416 has 12 divisors (see below), whose sum is σ = 13041882. Its totient is φ = 3312192.

The previous prime is 6624413. The next prime is 6624427. The reversal of 6624416 is 6144266.

It can be written as a sum of positive squares in only one way, i.e., 5740816 + 883600 = 2396^2 + 940^2 .

It is not an unprimeable number, because it can be changed into a prime (6624413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103475 + ... + 103538.

Almost surely, 2^6624416 is an apocalyptic number.

It is an amenable number.

6624416 is a deficient number, since it is larger than the sum of its proper divisors (6417466).

6624416 is a wasteful number, since it uses less digits than its factorization.

6624416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207023 (or 207015 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 6624416 is about 2573.7940865578. The cubic root of 6624416 is about 187.8087688800.

The spelling of 6624416 in words is "six million, six hundred twenty-four thousand, four hundred sixteen".