2945343 has 8 divisors (see below), whose sum is σ = 3938608. Its totient is φ = 1957824.

The previous prime is 2945333. The next prime is 2945351. The reversal of 2945343 is 3435492.

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

It is not a de Polignac number, because 2945343 - 2⁹ = 2944831 is a prime.

It is a Duffinian number.

2945343 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2945343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2945303) 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, 46 + ... + 2427.

It is an arithmetic number, because the mean of its divisors is an integer number (492326).

2^2945343 is an apocalyptic number.

2945343 is a deficient number, since it is larger than the sum of its proper divisors (993265).

2945343 is a wasteful number, since it uses less digits than its factorization.

2945343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2873.

The product of its digits is 12960, while the sum is 30.

The square root of 2945343 is about 1716.2001631511. The cubic root of 2945343 is about 143.3437051566.

The spelling of 2945343 in words is "two million, nine hundred forty-five thousand, three hundred forty-three".