2630663 has 12 divisors (see below), whose sum is σ = 3145032. Its totient is φ = 2192400.

The previous prime is 2630627. The next prime is 2630681. The reversal of 2630663 is 3660362.

It is a happy number.

It is not a de Polignac number, because 2630663 - 2⁶ = 2630599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2630623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1088 + ... + 2538.

It is an arithmetic number, because the mean of its divisors is an integer number (262086).

2^2630663 is an apocalyptic number.

2630663 is a deficient number, since it is larger than the sum of its proper divisors (514369).

2630663 is a wasteful number, since it uses less digits than its factorization.

2630663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1502 (or 1495 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 2630663 is about 1621.9318727986. The cubic root of 2630663 is about 138.0453362211.

The spelling of 2630663 in words is "two million, six hundred thirty thousand, six hundred sixty-three".