2209459 has 12 divisors (see below), whose sum is σ = 2612424. Its totient is φ = 1862784.

The previous prime is 2209457. The next prime is 2209483. The reversal of 2209459 is 9549022.

It is not a de Polignac number, because 2209459 - 2¹ = 2209457 is a prime.

It is a Duffinian number.

It is a plaindrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 2209459.

It is not an unprimeable number, because it can be changed into a prime (2209451) 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, 2947 + ... + 3619.

It is an arithmetic number, because the mean of its divisors is an integer number (217702).

2^2209459 is an apocalyptic number.

2209459 is a deficient number, since it is larger than the sum of its proper divisors (402965).

2209459 is an equidigital number, since it uses as much as digits as its factorization.

2209459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754 (or 747 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 2209459 is about 1486.4249056040. The cubic root of 2209459 is about 130.2452765801.

The spelling of 2209459 in words is "two million, two hundred nine thousand, four hundred fifty-nine".