2944745 has 4 divisors (see below), whose sum is σ = 3533700. Its totient is φ = 2355792.

The previous prime is 2944727. The next prime is 2944751. The reversal of 2944745 is 5474492.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 609961 + 2334784 = 781^2 + 1528^2 .

It is a cyclic number.

It is not a de Polignac number, because 2944745 - 2⁶ = 2944681 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 294470 + ... + 294479.

It is an arithmetic number, because the mean of its divisors is an integer number (883425).

2^2944745 is an apocalyptic number.

It is an amenable number.

2944745 is a deficient number, since it is larger than the sum of its proper divisors (588955).

2944745 is an equidigital number, since it uses as much as digits as its factorization.

2944745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588954.

The product of its digits is 40320, while the sum is 35.

The square root of 2944745 is about 1716.0259322050. The cubic root of 2944745 is about 143.3340033621.

It can be divided in two parts, 29447 and 45, that added together give a palindrome (29492).

The spelling of 2944745 in words is "two million, nine hundred forty-four thousand, seven hundred forty-five".