2219448966 has 16 divisors (see below), whose sum is σ = 5073026304. Its totient is φ = 634128264.

The previous prime is 2219448929. The next prime is 2219448977. The reversal of 2219448966 is 6698449122.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 26421970 + ... + 26422053.

It is an arithmetic number, because the mean of its divisors is an integer number (317064144).

Almost surely, 2^2219448966 is an apocalyptic number.

2219448966 is an abundant number, since it is smaller than the sum of its proper divisors (2853577338).

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

2219448966 is a wasteful number, since it uses less digits than its factorization.

2219448966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52844035.

The product of its digits is 1492992, while the sum is 51.

The square root of 2219448966 is about 47111.0280719918. The cubic root of 2219448966 is about 1304.4128078628.

The spelling of 2219448966 in words is "two billion, two hundred nineteen million, four hundred forty-eight thousand, nine hundred sixty-six".