6630441 has 4 divisors (see below), whose sum is σ = 8840592. Its totient is φ = 4420292.

The previous prime is 6630433. The next prime is 6630457. The reversal of 6630441 is 1440366.

6630441 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6630441 - 2³ = 6630433 is a prime.

It is a D-number.

6630441 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6630461) 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, 1105071 + ... + 1105076.

It is an arithmetic number, because the mean of its divisors is an integer number (2210148).

Almost surely, 2^6630441 is an apocalyptic number.

It is an amenable number.

6630441 is a deficient number, since it is larger than the sum of its proper divisors (2210151).

6630441 is a wasteful number, since it uses less digits than its factorization.

6630441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2210150.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 6630441 is about 2574.9642715968. The cubic root of 6630441 is about 187.8656898701.

The spelling of 6630441 in words is "six million, six hundred thirty thousand, four hundred forty-one".