2292009 has 4 divisors (see below), whose sum is σ = 3056016. Its totient is φ = 1528004.

The previous prime is 2292001. The next prime is 2292041. The reversal of 2292009 is 9002922.

2292009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2292009 - 2³ = 2292001 is a prime.

It is a D-number.

2292009 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2292009.

It is not an unprimeable number, because it can be changed into a prime (2292001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 381999 + ... + 382004.

It is an arithmetic number, because the mean of its divisors is an integer number (764004).

2^2292009 is an apocalyptic number.

It is an amenable number.

2292009 is a deficient number, since it is larger than the sum of its proper divisors (764007).

2292009 is an equidigital number, since it uses as much as digits as its factorization.

2292009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764006.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 2292009 is about 1513.9382418051. The cubic root of 2292009 is about 131.8475627802.

The spelling of 2292009 in words is "two million, two hundred ninety-two thousand, nine".