2216606206 has 16 divisors (see below), whose sum is σ = 3515879808. Its totient is φ = 1046390400.

The previous prime is 2216606201. The next prime is 2216606257. The reversal of 2216606206 is 6026066122.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2216606201) 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, 433455 + ... + 438538.

It is an arithmetic number, because the mean of its divisors is an integer number (219742488).

Almost surely, 2^2216606206 is an apocalyptic number.

2216606206 is a deficient number, since it is larger than the sum of its proper divisors (1299273602).

2216606206 is a wasteful number, since it uses less digits than its factorization.

2216606206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872067.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 2216606206 is about 47080.8475497203. The cubic root of 2216606206 is about 1303.8556550269.

The spelling of 2216606206 in words is "two billion, two hundred sixteen million, six hundred six thousand, two hundred six".