2226657 has 4 divisors (see below), whose sum is σ = 2968880. Its totient is φ = 1484436.

The previous prime is 2226647. The next prime is 2226659. The reversal of 2226657 is 7566222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2226657 - 2⁶ = 2226593 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2226659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371107 + ... + 371112.

It is an arithmetic number, because the mean of its divisors is an integer number (742220).

2^2226657 is an apocalyptic number.

It is an amenable number.

2226657 is a deficient number, since it is larger than the sum of its proper divisors (742223).

2226657 is an equidigital number, since it uses as much as digits as its factorization.

2226657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742222.

The product of its digits is 10080, while the sum is 30.

The square root of 2226657 is about 1492.1987133087. The cubic root of 2226657 is about 130.5823381970.

The spelling of 2226657 in words is "two million, two hundred twenty-six thousand, six hundred fifty-seven".