9421563 has 8 divisors (see below), whose sum is σ = 12639808. Its totient is φ = 6242184.

The previous prime is 9421543. The next prime is 9421567. The reversal of 9421563 is 3651249.

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

It is not a de Polignac number, because 9421563 - 2¹² = 9417467 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9421563.

It is not an unprimeable number, because it can be changed into a prime (9421567) 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, 9145 + ... + 10122.

It is an arithmetic number, because the mean of its divisors is an integer number (1579976).

Almost surely, 2^9421563 is an apocalyptic number.

9421563 is a deficient number, since it is larger than the sum of its proper divisors (3218245).

9421563 is a wasteful number, since it uses less digits than its factorization.

9421563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19433.

The product of its digits is 6480, while the sum is 30.

The square root of 9421563 is about 3069.4564665426. The cubic root of 9421563 is about 211.2066811262.

The spelling of 9421563 in words is "nine million, four hundred twenty-one thousand, five hundred sixty-three".