943439 has 4 divisors (see below), whose sum is σ = 1078224. Its totient is φ = 808656.

The previous prime is 943429. The next prime is 943471. The reversal of 943439 is 934349.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 943439 - 2⁸ = 943183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (943409) 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, 67382 + ... + 67395.

It is an arithmetic number, because the mean of its divisors is an integer number (269556).

2⁹⁴³⁴³⁹ is an apocalyptic number.

943439 is a deficient number, since it is larger than the sum of its proper divisors (134785).

943439 is a wasteful number, since it uses less digits than its factorization.

943439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134784.

The product of its digits is 11664, while the sum is 32.

The square root of 943439 is about 971.3078811582. The cubic root of 943439 is about 98.0779263573.

The spelling of 943439 in words is "nine hundred forty-three thousand, four hundred thirty-nine".