2942943 has 8 divisors (see below), whose sum is σ = 4030128. Its totient is φ = 1908864.

The previous prime is 2942909. The next prime is 2942959. The reversal of 2942943 is 3492492.

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

It is not a de Polignac number, because 2942943 - 2⁹ = 2942431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2942243) 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, 13146 + ... + 13367.

It is an arithmetic number, because the mean of its divisors is an integer number (503766).

2^2942943 is an apocalyptic number.

2942943 is a deficient number, since it is larger than the sum of its proper divisors (1087185).

2942943 is a wasteful number, since it uses less digits than its factorization.

2942943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26553.

The product of its digits is 15552, while the sum is 33.

The square root of 2942943 is about 1715.5008015154. The cubic root of 2942943 is about 143.3047602440.

The spelling of 2942943 in words is "two million, nine hundred forty-two thousand, nine hundred forty-three".