2209011 has 16 divisors (see below), whose sum is σ = 3458304. Its totient is φ = 1227744.

The previous prime is 2209003. The next prime is 2209013. The reversal of 2209011 is 1109022.

It is a happy number.

It is not a de Polignac number, because 2209011 - 2³ = 2209003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2209013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 645 + ... + 2198.

It is an arithmetic number, because the mean of its divisors is an integer number (216144).

2^2209011 is an apocalyptic number.

2209011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2209011 is a deficient number, since it is larger than the sum of its proper divisors (1249293).

2209011 is a wasteful number, since it uses less digits than its factorization.

2209011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2890.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 2209011 is about 1486.2742008122. The cubic root of 2209011 is about 130.2364729426.

The spelling of 2209011 in words is "two million, two hundred nine thousand, eleven".