2216892471 has 8 divisors (see below), whose sum is σ = 2959207680. Its totient is φ = 1476252792.

The previous prime is 2216892451. The next prime is 2216892479. The reversal of 2216892471 is 1742986122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2216892471 - 2⁷ = 2216892343 is a prime.

It is a super-3 number, since 3×2216892471³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2216892479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 415791 + ... + 421088.

It is an arithmetic number, because the mean of its divisors is an integer number (369900960).

Almost surely, 2^2216892471 is an apocalyptic number.

2216892471 is a deficient number, since it is larger than the sum of its proper divisors (742315209).

2216892471 is an equidigital number, since it uses as much as digits as its factorization.

2216892471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837765.

The product of its digits is 96768, while the sum is 42.

The square root of 2216892471 is about 47083.8875943778. The cubic root of 2216892471 is about 1303.9117816965.

The spelling of 2216892471 in words is "two billion, two hundred sixteen million, eight hundred ninety-two thousand, four hundred seventy-one".