6630636 has 12 divisors (see below), whose sum is σ = 15471512. Its totient is φ = 2210208.

The previous prime is 6630607. The next prime is 6630641. The reversal of 6630636 is 6360366.

6630636 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 276265 + ... + 276288.

Almost surely, 2^6630636 is an apocalyptic number.

It is an amenable number.

6630636 is an abundant number, since it is smaller than the sum of its proper divisors (8840876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6630636 is a wasteful number, since it uses less digits than its factorization.

6630636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552560 (or 552558 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 30.

The square root of 6630636 is about 2575.0021359214. The cubic root of 6630636 is about 187.8675315500.

The spelling of 6630636 in words is "six million, six hundred thirty thousand, six hundred thirty-six".