2162066215 has 8 divisors (see below), whose sum is σ = 2633203440. Its totient is φ = 1703836992.

The previous prime is 2162066197. The next prime is 2162066219. The reversal of 2162066215 is 5126602612.

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

It is a cyclic number.

It is not a de Polignac number, because 2162066215 - 2¹¹ = 2162064167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2162066219) 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, 3226630 + ... + 3227299.

It is an arithmetic number, because the mean of its divisors is an integer number (329150430).

Almost surely, 2^2162066215 is an apocalyptic number.

2162066215 is a deficient number, since it is larger than the sum of its proper divisors (471137225).

2162066215 is an equidigital number, since it uses as much as digits as its factorization.

2162066215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6454001.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 2162066215 is about 46498.0237752101. The cubic root of 2162066215 is about 1293.0728609277.

Adding to 2162066215 its reverse (5126602612), we get a palindrome (7288668827).

The spelling of 2162066215 in words is "two billion, one hundred sixty-two million, sixty-six thousand, two hundred fifteen".