2220305463 has 12 divisors (see below), whose sum is σ = 3207615840. Its totient is φ = 1479969216.

The previous prime is 2220305443. The next prime is 2220305489. The reversal of 2220305463 is 3645030222.

It is not a de Polignac number, because 2220305463 - 2¹³ = 2220297271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220305413) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55695 + ... + 86847.

It is an arithmetic number, because the mean of its divisors is an integer number (267301320).

Almost surely, 2^2220305463 is an apocalyptic number.

2220305463 is a deficient number, since it is larger than the sum of its proper divisors (987310377).

2220305463 is a wasteful number, since it uses less digits than its factorization.

2220305463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39078 (or 39075 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 2220305463 is about 47120.1173916195. The cubic root of 2220305463 is about 1304.5805795320.

Adding to 2220305463 its reverse (3645030222), we get a palindrome (5865335685).

The spelling of 2220305463 in words is "two billion, two hundred twenty million, three hundred five thousand, four hundred sixty-three".