2210552165 has 4 divisors (see below), whose sum is σ = 2652662604. Its totient is φ = 1768441728.

The previous prime is 2210552159. The next prime is 2210552209. The reversal of 2210552165 is 5612550122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 584769124 + 1625783041 = 24182^2 + 40321^2 .

It is a cyclic number.

It is not a de Polignac number, because 2210552165 - 2⁶ = 2210552101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221055212 + ... + 221055221.

It is an arithmetic number, because the mean of its divisors is an integer number (663165651).

Almost surely, 2^2210552165 is an apocalyptic number.

It is an amenable number.

2210552165 is a deficient number, since it is larger than the sum of its proper divisors (442110439).

2210552165 is an equidigital number, since it uses as much as digits as its factorization.

2210552165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442110438.

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 2210552165 is about 47016.5094940065. The cubic root of 2210552165 is about 1302.6675334621.

The spelling of 2210552165 in words is "two billion, two hundred ten million, five hundred fifty-two thousand, one hundred sixty-five".