2210864 has 10 divisors (see below), whose sum is σ = 4283580. Its totient is φ = 1105424.

The previous prime is 2210851. The next prime is 2210881. The reversal of 2210864 is 4680122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69074 + ... + 69105.

It is an arithmetic number, because the mean of its divisors is an integer number (428358).

2^2210864 is an apocalyptic number.

It is an amenable number.

2210864 is a deficient number, since it is larger than the sum of its proper divisors (2072716).

2210864 is a wasteful number, since it uses less digits than its factorization.

2210864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138187 (or 138181 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 2210864 is about 1486.8974409824. The cubic root of 2210864 is about 130.2728784860.

Adding to 2210864 its reverse (4680122), we get a palindrome (6890986).

The spelling of 2210864 in words is "two million, two hundred ten thousand, eight hundred sixty-four".