2228786 has 8 divisors (see below), whose sum is σ = 3820800. Its totient is φ = 955188.

The previous prime is 2228783. The next prime is 2228797. The reversal of 2228786 is 6878222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2228783) 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, 79586 + ... + 79613.

It is an arithmetic number, because the mean of its divisors is an integer number (477600).

2^2228786 is an apocalyptic number.

2228786 is a deficient number, since it is larger than the sum of its proper divisors (1592014).

2228786 is a wasteful number, since it uses less digits than its factorization.

2228786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159208.

The product of its digits is 21504, while the sum is 35.

The square root of 2228786 is about 1492.9119197059. The cubic root of 2228786 is about 130.6239433536.

The spelling of 2228786 in words is "two million, two hundred twenty-eight thousand, seven hundred eighty-six".