2219484456 has 64 divisors (see below), whose sum is σ = 7045987200. Its totient is φ = 634137984.

The previous prime is 2219484433. The next prime is 2219484457. The reversal of 2219484456 is 6544849122.

It is a happy number.

2219484456 is a `hidden beast` number, since 2 + 2 + 194 + 8 + 4 + 456 = 666.

It is a super-2 number, since 2×2219484456² = 9852222500851231872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2219484457) 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 15 ways as a sum of consecutive naturals, for example, 732445 + ... + 735468.

It is an arithmetic number, because the mean of its divisors is an integer number (110093550).

Almost surely, 2^2219484456 is an apocalyptic number.

It is an amenable number.

2219484456 is an abundant number, since it is smaller than the sum of its proper divisors (4826502744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2219484456 is a wasteful number, since it uses less digits than its factorization.

2219484456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1467935 (or 1467925 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 2219484456 is about 47111.4047338858. The cubic root of 2219484456 is about 1304.4197605441.

The spelling of 2219484456 in words is "two billion, two hundred nineteen million, four hundred eighty-four thousand, four hundred fifty-six".