6624959 has 4 divisors (see below), whose sum is σ = 7227240. Its totient is φ = 6022680.

The previous prime is 6624953. The next prime is 6624971. The reversal of 6624959 is 9594266.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6624959 - 2¹² = 6620863 is a prime.

It is a d-powerful number, because it can be written as 6⁶ + 6⁸ + 2¹⁵ + 4⁶ + 9³ + 5⁷ + 9⁷ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6624953) 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, 301124 + ... + 301145.

It is an arithmetic number, because the mean of its divisors is an integer number (1806810).

Almost surely, 2^6624959 is an apocalyptic number.

6624959 is a deficient number, since it is larger than the sum of its proper divisors (602281).

6624959 is a wasteful number, since it uses less digits than its factorization.

6624959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602280.

The product of its digits is 116640, while the sum is 41.

The square root of 6624959 is about 2573.8995706904. The cubic root of 6624959 is about 187.8139002695.

The spelling of 6624959 in words is "six million, six hundred twenty-four thousand, nine hundred fifty-nine".