6630243 has 16 divisors (see below), whose sum is σ = 9192960. Its totient is φ = 4247456.

The previous prime is 6630229. The next prime is 6630257. The reversal of 6630243 is 3420366.

It is an interprime number because it is at equal distance from previous prime (6630229) and next prime (6630257).

It is a cyclic number.

It is not a de Polignac number, because 6630243 - 2⁴ = 6630227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6630203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7921 + ... + 8717.

It is an arithmetic number, because the mean of its divisors is an integer number (574560).

Almost surely, 2^6630243 is an apocalyptic number.

6630243 is a deficient number, since it is larger than the sum of its proper divisors (2562717).

6630243 is a wasteful number, since it uses less digits than its factorization.

6630243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906.

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 6630243 is about 2574.9258241744. The cubic root of 6630243 is about 187.8638198197.

The spelling of 6630243 in words is "six million, six hundred thirty thousand, two hundred forty-three".