4491343 has 4 divisors (see below), whose sum is σ = 4496328. Its totient is φ = 4486360.

The previous prime is 4491341. The next prime is 4491359. The reversal of 4491343 is 3431944.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4491343 - 2¹ = 4491341 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 (4491341) 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, 721 + ... + 3082.

It is an arithmetic number, because the mean of its divisors is an integer number (1124082).

Almost surely, 2^4491343 is an apocalyptic number.

4491343 is a deficient number, since it is larger than the sum of its proper divisors (4985).

4491343 is a wasteful number, since it uses less digits than its factorization.

4491343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4984.

The product of its digits is 5184, while the sum is 28.

The square root of 4491343 is about 2119.2788867914. The cubic root of 4491343 is about 164.9904249111.

The spelling of 4491343 in words is "four million, four hundred ninety-one thousand, three hundred forty-three".