6630814 has 4 divisors (see below), whose sum is σ = 9946224. Its totient is φ = 3315406.

The previous prime is 6630803. The next prime is 6630817. The reversal of 6630814 is 4180366.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6630817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1657702 + ... + 1657705.

It is an arithmetic number, because the mean of its divisors is an integer number (2486556).

Almost surely, 2^6630814 is an apocalyptic number.

6630814 is a deficient number, since it is larger than the sum of its proper divisors (3315410).

6630814 is a wasteful number, since it uses less digits than its factorization.

6630814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3315409.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 6630814 is about 2575.0366987676. The cubic root of 6630814 is about 187.8692126417.

The spelling of 6630814 in words is "six million, six hundred thirty thousand, eight hundred fourteen".