2209833 has 12 divisors (see below), whose sum is σ = 3360240. Its totient is φ = 1395576.

The previous prime is 2209811. The next prime is 2209841. The reversal of 2209833 is 3389022.

It is not a de Polignac number, because 2209833 - 2⁶ = 2209769 is a prime.

2209833 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2209797 and 2209806.

It is not an unprimeable number, because it can be changed into a prime (2209843) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6291 + ... + 6632.

It is an arithmetic number, because the mean of its divisors is an integer number (280020).

2^2209833 is an apocalyptic number.

It is an amenable number.

2209833 is a deficient number, since it is larger than the sum of its proper divisors (1150407).

2209833 is a wasteful number, since it uses less digits than its factorization.

2209833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12948 (or 12945 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 2209833 is about 1486.5507054924. The cubic root of 2209833 is about 130.2526251339.

The spelling of 2209833 in words is "two million, two hundred nine thousand, eight hundred thirty-three".