2225611 has 4 divisors (see below), whose sum is σ = 2229592. Its totient is φ = 2221632.

The previous prime is 2225599. The next prime is 2225621. The reversal of 2225611 is 1165222.

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

It is a cyclic number.

It is not a de Polignac number, because 2225611 - 2⁵ = 2225579 is a prime.

It is a Duffinian number.

2225611 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2225621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 981 + ... + 2326.

It is an arithmetic number, because the mean of its divisors is an integer number (557398).

2^2225611 is an apocalyptic number.

2225611 is a deficient number, since it is larger than the sum of its proper divisors (3981).

2225611 is an equidigital number, since it uses as much as digits as its factorization.

2225611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3980.

The product of its digits is 240, while the sum is 19.

The square root of 2225611 is about 1491.8481826245. The cubic root of 2225611 is about 130.5618874316.

The spelling of 2225611 in words is "two million, two hundred twenty-five thousand, six hundred eleven".