2219011164 has 36 divisors (see below), whose sum is σ = 5642770224. Its totient is φ = 735239232.

The previous prime is 2219011133. The next prime is 2219011169. The reversal of 2219011164 is 4611109122.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-5 number, since 5×2219011164⁵ (a number of 48 digits) contains 55555 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2219011169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 178537 + ... + 190560.

Almost surely, 2^2219011164 is an apocalyptic number.

It is an amenable number.

2219011164 is an abundant number, since it is smaller than the sum of its proper divisors (3423759060).

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

2219011164 is a wasteful number, since it uses less digits than its factorization.

2219011164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369274 (or 369269 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 2219011164 is about 47106.3813511503. The cubic root of 2219011164 is about 1304.3270340065.

The spelling of 2219011164 in words is "two billion, two hundred nineteen million, eleven thousand, one hundred sixty-four".