843494 has 8 divisors (see below), whose sum is σ = 1308960. Its totient is φ = 407176.

The previous prime is 843487. The next prime is 843497. The reversal of 843494 is 494348.

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

It is a super-2 number, since 2×843494² = 1422964256072, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 843494.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (843497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7214 + ... + 7329.

It is an arithmetic number, because the mean of its divisors is an integer number (163620).

2⁸⁴³⁴⁹⁴ is an apocalyptic number.

843494 is a deficient number, since it is larger than the sum of its proper divisors (465466).

843494 is a wasteful number, since it uses less digits than its factorization.

843494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14574.

The product of its digits is 13824, while the sum is 32.

The square root of 843494 is about 918.4192942224. The cubic root of 843494 is about 94.4845210409.

The spelling of 843494 in words is "eight hundred forty-three thousand, four hundred ninety-four".