2630563 has 8 divisors (see below), whose sum is σ = 2999808. Its totient is φ = 2285184.

The previous prime is 2630557. The next prime is 2630587. The reversal of 2630563 is 3650362.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2630563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2630363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5731 + ... + 6172.

It is an arithmetic number, because the mean of its divisors is an integer number (374976).

2^2630563 is an apocalyptic number.

2630563 is a deficient number, since it is larger than the sum of its proper divisors (369245).

2630563 is a wasteful number, since it uses less digits than its factorization.

2630563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11933.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 2630563 is about 1621.9010450703. The cubic root of 2630563 is about 138.0435870158.

The spelling of 2630563 in words is "two million, six hundred thirty thousand, five hundred sixty-three".