22630663 has 4 divisors (see below), whose sum is σ = 24688008. Its totient is φ = 20573320.

The previous prime is 22630639. The next prime is 22630667. The reversal of 22630663 is 36603622.

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 22630663 - 2²¹ = 20533511 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 (22630667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1028656 + ... + 1028677.

It is an arithmetic number, because the mean of its divisors is an integer number (6172002).

Almost surely, 2^22630663 is an apocalyptic number.

22630663 is a deficient number, since it is larger than the sum of its proper divisors (2057345).

22630663 is a wasteful number, since it uses less digits than its factorization.

22630663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2057344.

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 22630663 is about 4757.1696417092. The cubic root of 22630663 is about 282.8562368364.

The spelling of 22630663 in words is "twenty-two million, six hundred thirty thousand, six hundred sixty-three".