2944650073 has 4 divisors (see below), whose sum is σ = 2946815028. Its totient is φ = 2942485120.

The previous prime is 2944650031. The next prime is 2944650083. The reversal of 2944650073 is 3700564492.

It is a happy number.

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 439447369 + 2505202704 = 20963^2 + 50052^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2944650073 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2944650083) 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, 1080436 + ... + 1083157.

It is an arithmetic number, because the mean of its divisors is an integer number (736703757).

Almost surely, 2^2944650073 is an apocalyptic number.

It is an amenable number.

2944650073 is a deficient number, since it is larger than the sum of its proper divisors (2164955).

2944650073 is a wasteful number, since it uses less digits than its factorization.

2944650073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2164954.

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 2944650073 is about 54264.6300365164. The cubic root of 2944650073 is about 1433.3246317061.

The spelling of 2944650073 in words is "two billion, nine hundred forty-four million, six hundred fifty thousand, seventy-three".