2213790566 has 32 divisors (see below), whose sum is σ = 3643073280. Its totient is φ = 1002682656.

The previous prime is 2213790533. The next prime is 2213790587. The reversal of 2213790566 is 6650973122.

It is a super-2 number, since 2×2213790566² = 9801737340221200712, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1359845 + ... + 1361471.

It is an arithmetic number, because the mean of its divisors is an integer number (113846040).

Almost surely, 2^2213790566 is an apocalyptic number.

2213790566 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2213790566 is a deficient number, since it is larger than the sum of its proper divisors (1429282714).

2213790566 is a wasteful number, since it uses less digits than its factorization.

2213790566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2588.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 2213790566 is about 47050.9358674193. The cubic root of 2213790566 is about 1303.3033476806.

The spelling of 2213790566 in words is "two billion, two hundred thirteen million, seven hundred ninety thousand, five hundred sixty-six".