6628263 has 4 divisors (see below), whose sum is σ = 8837688. Its totient is φ = 4418840.

The previous prime is 6628261. The next prime is 6628267. The reversal of 6628263 is 3628266.

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 6628263 - 2¹ = 6628261 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6628261) 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, 1104708 + ... + 1104713.

It is an arithmetic number, because the mean of its divisors is an integer number (2209422).

Almost surely, 2^6628263 is an apocalyptic number.

6628263 is a deficient number, since it is larger than the sum of its proper divisors (2209425).

6628263 is a wasteful number, since it uses less digits than its factorization.

6628263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209424.

The product of its digits is 20736, while the sum is 33.

The square root of 6628263 is about 2574.5413183711. The cubic root of 6628263 is about 187.8451172675.

The spelling of 6628263 in words is "six million, six hundred twenty-eight thousand, two hundred sixty-three".