2230646 has 16 divisors (see below), whose sum is σ = 3740688. Its totient is φ = 988800.

The previous prime is 2230643. The next prime is 2230663. The reversal of 2230646 is 6460322.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2230643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335 + ... + 2138.

It is an arithmetic number, because the mean of its divisors is an integer number (233793).

2^2230646 is an apocalyptic number.

2230646 is a deficient number, since it is larger than the sum of its proper divisors (1510042).

2230646 is a wasteful number, since it uses less digits than its factorization.

2230646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2527.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 2230646 is about 1493.5347334428. The cubic root of 2230646 is about 130.6602700025.

Adding to 2230646 its reverse (6460322), we get a palindrome (8690968).

The spelling of 2230646 in words is "two million, two hundred thirty thousand, six hundred forty-six".