2219894085 has 16 divisors (see below), whose sum is σ = 3760762176. Its totient is φ = 1114299648.

The previous prime is 2219894021. The next prime is 2219894101. The reversal of 2219894085 is 5804989122.

It is not a de Polignac number, because 2219894085 - 2⁶ = 2219894021 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4352479 + ... + 4352988.

It is an arithmetic number, because the mean of its divisors is an integer number (235047636).

Almost surely, 2^2219894085 is an apocalyptic number.

It is an amenable number.

2219894085 is a deficient number, since it is larger than the sum of its proper divisors (1540868091).

2219894085 is a wasteful number, since it uses less digits than its factorization.

2219894085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8705492.

The product of its (nonzero) digits is 414720, while the sum is 48.

The square root of 2219894085 is about 47115.7519838111. The cubic root of 2219894085 is about 1304.5000036972.

The spelling of 2219894085 in words is "two billion, two hundred nineteen million, eight hundred ninety-four thousand, eighty-five".