2944609 has 4 divisors (see below), whose sum is σ = 2948400. Its totient is φ = 2940820.

The previous prime is 2944589. The next prime is 2944619. The reversal of 2944609 is 9064492.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2944609 - 2⁵ = 2944577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2944619) 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, 259 + ... + 2440.

It is an arithmetic number, because the mean of its divisors is an integer number (737100).

2^2944609 is an apocalyptic number.

It is an amenable number.

2944609 is a deficient number, since it is larger than the sum of its proper divisors (3791).

2944609 is a wasteful number, since it uses less digits than its factorization.

2944609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3790.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 2944609 is about 1715.9863053067. The cubic root of 2944609 is about 143.3317967505.

It can be divided in two parts, 2944 and 609, that added together give a palindrome (3553).

The spelling of 2944609 in words is "two million, nine hundred forty-four thousand, six hundred nine".