22084863 has 16 divisors (see below), whose sum is σ = 30787680. Its totient is φ = 14063616.

The previous prime is 22084861. The next prime is 22084873. The reversal of 22084863 is 36848022.

It is not a de Polignac number, because 22084863 - 2¹ = 22084861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22084861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7131 + ... + 9747.

It is an arithmetic number, because the mean of its divisors is an integer number (1924230).

Almost surely, 2^22084863 is an apocalyptic number.

22084863 is a deficient number, since it is larger than the sum of its proper divisors (8702817).

22084863 is a wasteful number, since it uses less digits than its factorization.

22084863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2746.

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 22084863 is about 4699.4534788633. The cubic root of 22084863 is about 280.5637578638.

The spelling of 22084863 in words is "twenty-two million, eighty-four thousand, eight hundred sixty-three".