2266409 has 4 divisors (see below), whose sum is σ = 2300304. Its totient is φ = 2232516.

The previous prime is 2266403. The next prime is 2266427. The reversal of 2266409 is 9046622.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2266409 - 2¹² = 2262313 is a prime.

It is a d-powerful number, because it can be written as 2⁹ + 2²¹ + 6⁶ + 6⁶ + 4⁷ + 0 + 9⁵ .

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2266403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16847 + ... + 16980.

It is an arithmetic number, because the mean of its divisors is an integer number (575076).

2^2266409 is an apocalyptic number.

It is an amenable number.

2266409 is a deficient number, since it is larger than the sum of its proper divisors (33895).

2266409 is an equidigital number, since it uses as much as digits as its factorization.

2266409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33894.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 2266409 is about 1505.4597304478. The cubic root of 2266409 is about 131.3548447218.

The spelling of 2266409 in words is "two million, two hundred sixty-six thousand, four hundred nine".