2973843 has 6 divisors (see below), whose sum is σ = 4295564. Its totient is φ = 1982556.

The previous prime is 2973833. The next prime is 2973857. The reversal of 2973843 is 3483792.

It is not a de Polignac number, because 2973843 - 2⁹ = 2973331 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2973798 and 2973807.

It is not an unprimeable number, because it can be changed into a prime (2973833) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 165205 + ... + 165222.

2^2973843 is an apocalyptic number.

2973843 is a deficient number, since it is larger than the sum of its proper divisors (1321721).

2973843 is a wasteful number, since it uses less digits than its factorization.

2973843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330433 (or 330430 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 2973843 is about 1724.4834009059. The cubic root of 2973843 is about 143.8045670596.

The spelling of 2973843 in words is "two million, nine hundred seventy-three thousand, eight hundred forty-three".