2944509 has 8 divisors (see below), whose sum is σ = 3934272. Its totient is φ = 1958880.

The previous prime is 2944507. The next prime is 2944517. The reversal of 2944509 is 9054492.

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

It is not a de Polignac number, because 2944509 - 2¹ = 2944507 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2944509.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2944507) 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, 1569 + ... + 2889.

It is an arithmetic number, because the mean of its divisors is an integer number (491784).

2^2944509 is an apocalyptic number.

It is an amenable number.

2944509 is a deficient number, since it is larger than the sum of its proper divisors (989763).

2944509 is a wasteful number, since it uses less digits than its factorization.

2944509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2067.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 2944509 is about 1715.9571672976. The cubic root of 2944509 is about 143.3301741987.

The spelling of 2944509 in words is "two million, nine hundred forty-four thousand, five hundred nine".