2944723 has 4 divisors (see below), whose sum is σ = 3117960. Its totient is φ = 2771488.

The previous prime is 2944709. The next prime is 2944727. The reversal of 2944723 is 3274492.

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

It is a cyclic number.

It is not a de Polignac number, because 2944723 - 2⁹ = 2944211 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a d-powerful number, because it can be written as 2¹¹ + 9 + 4⁴ + 4⁴ + 7⁷ + 2¹⁹ + 3¹³ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2944727) 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, 86593 + ... + 86626.

It is an arithmetic number, because the mean of its divisors is an integer number (779490).

2^2944723 is an apocalyptic number.

2944723 is a deficient number, since it is larger than the sum of its proper divisors (173237).

2944723 is a wasteful number, since it uses less digits than its factorization.

2944723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173236.

The product of its digits is 12096, while the sum is 31.

The square root of 2944723 is about 1716.0195220335. The cubic root of 2944723 is about 143.3336464148. Note that the first 3 decimals are identical.

The spelling of 2944723 in words is "two million, nine hundred forty-four thousand, seven hundred twenty-three".