2240004209 has 8 divisors (see below), whose sum is σ = 2298444288. Its totient is φ = 2181745440.

The previous prime is 2240004199. The next prime is 2240004211. The reversal of 2240004209 is 9024000422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2240004209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2240004229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20117 + ... + 69890.

It is an arithmetic number, because the mean of its divisors is an integer number (287305536).

Almost surely, 2^2240004209 is an apocalyptic number.

It is an amenable number.

2240004209 is a deficient number, since it is larger than the sum of its proper divisors (58440079).

2240004209 is an equidigital number, since it uses as much as digits as its factorization.

2240004209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90655.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2240004209 is about 47328.6827304543. The cubic root of 2240004209 is about 1308.4273435939.

The spelling of 2240004209 in words is "two billion, two hundred forty million, four thousand, two hundred nine".