2943979 has 8 divisors (see below), whose sum is σ = 3045168. Its totient is φ = 2844000.

The previous prime is 2943971. The next prime is 2944003. The reversal of 2943979 is 9793492.

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

It is a cyclic number.

It is not a de Polignac number, because 2943979 - 2³ = 2943971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2943971) 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, 9129 + ... + 9445.

It is an arithmetic number, because the mean of its divisors is an integer number (380646).

2^2943979 is an apocalyptic number.

2943979 is a deficient number, since it is larger than the sum of its proper divisors (101189).

2943979 is a wasteful number, since it uses less digits than its factorization.

2943979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605.

The product of its digits is 122472, while the sum is 43.

The square root of 2943979 is about 1715.8027275885. The cubic root of 2943979 is about 143.3215740608.

The spelling of 2943979 in words is "two million, nine hundred forty-three thousand, nine hundred seventy-nine".