2944409 has 16 divisors (see below), whose sum is σ = 3333120. Its totient is φ = 2583360.

The previous prime is 2944397. The next prime is 2944427. The reversal of 2944409 is 9044492.

It is not a de Polignac number, because 2944409 - 2⁸ = 2944153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2944429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37232 + ... + 37310.

It is an arithmetic number, because the mean of its divisors is an integer number (208320).

2^2944409 is an apocalyptic number.

It is an amenable number.

2944409 is a deficient number, since it is larger than the sum of its proper divisors (388711).

2944409 is a wasteful number, since it uses less digits than its factorization.

2944409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 2944409 is about 1715.9280287937. The cubic root of 2944409 is about 143.3285516102.

The spelling of 2944409 in words is "two million, nine hundred forty-four thousand, four hundred nine".