2843343493 has 4 divisors (see below), whose sum is σ = 2844362860. Its totient is φ = 2842324128.

The previous prime is 2843343427. The next prime is 2843343497. The reversal of 2843343493 is 3943433482.

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 2177342244 + 666001249 = 46662^2 + 25807^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2843343493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2843343497) 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, 505488 + ... + 511081.

It is an arithmetic number, because the mean of its divisors is an integer number (711090715).

Almost surely, 2^2843343493 is an apocalyptic number.

It is an amenable number.

2843343493 is a deficient number, since it is larger than the sum of its proper divisors (1019367).

2843343493 is a wasteful number, since it uses less digits than its factorization.

2843343493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1019366.

The product of its digits is 746496, while the sum is 43.

The square root of 2843343493 is about 53323.0109146136. The cubic root of 2843343493 is about 1416.6952662339.

The spelling of 2843343493 in words is "two billion, eight hundred forty-three million, three hundred forty-three thousand, four hundred ninety-three".