2944749 has 16 divisors (see below), whose sum is σ = 4055040. Its totient is φ = 1900080.

The previous prime is 2944727. The next prime is 2944751. The reversal of 2944749 is 9474492.

It is a happy number.

It is not a de Polignac number, because 2944749 - 2⁸ = 2944493 is a prime.

It is a d-powerful number, because it can be written as 2²¹ + 9² + 4 + 4⁵ + 7⁷ + 4⁷ + 9⁴ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2944709) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22414 + ... + 22544.

It is an arithmetic number, because the mean of its divisors is an integer number (253440).

2^2944749 is an apocalyptic number.

It is an amenable number.

2944749 is a deficient number, since it is larger than the sum of its proper divisors (1110291).

2944749 is a wasteful number, since it uses less digits than its factorization.

2944749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320.

The product of its digits is 72576, while the sum is 39.

The square root of 2944749 is about 1716.0270976881. The cubic root of 2944749 is about 143.3340682614.

The spelling of 2944749 in words is "two million, nine hundred forty-four thousand, seven hundred forty-nine".