2221795 has 8 divisors (see below), whose sum is σ = 2674224. Its totient is φ = 1772064.

The previous prime is 2221789. The next prime is 2221829. The reversal of 2221795 is 5971222.

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 2221795 - 2¹⁵ = 2189027 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2557 + ... + 3313.

It is an arithmetic number, because the mean of its divisors is an integer number (334278).

2^2221795 is an apocalyptic number.

2221795 is a deficient number, since it is larger than the sum of its proper divisors (452429).

2221795 is an equidigital number, since it uses as much as digits as its factorization.

2221795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1349.

The product of its digits is 2520, while the sum is 28.

The square root of 2221795 is about 1490.5686834225. The cubic root of 2221795 is about 130.4872249107.

The spelling of 2221795 in words is "two million, two hundred twenty-one thousand, seven hundred ninety-five".