2206566210 has 64 divisors (see below), whose sum is σ = 5485708800. Its totient is φ = 567366912.

The previous prime is 2206566209. The next prime is 2206566217. The reversal of 2206566210 is 126656022.

It is a super-2 number, since 2×2206566210² = 9737868878227528200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2206566217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 963687 + ... + 965973.

It is an arithmetic number, because the mean of its divisors is an integer number (85714200).

Almost surely, 2^2206566210 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2206566210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2742854400).

2206566210 is an abundant number, since it is smaller than the sum of its proper divisors (3279142590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2206566210 is a wasteful number, since it uses less digits than its factorization.

2206566210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3435.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 2206566210 is about 46974.1014815611. The cubic root of 2206566210 is about 1301.8840944862.

The spelling of 2206566210 in words is "two billion, two hundred six million, five hundred sixty-six thousand, two hundred ten".