943994 has 4 divisors (see below), whose sum is σ = 1415994. Its totient is φ = 471996.

The previous prime is 943967. The next prime is 944003. The reversal of 943994 is 499349.

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

It can be written as a sum of positive squares in only one way, i.e., 931225 + 12769 = 965^2 + 113^2 .

It is a super-2 number, since 2×943994² = 1782249344072, which contains 22 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 943994.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 235997 + ... + 236000.

2⁹⁴³⁹⁹⁴ is an apocalyptic number.

943994 is a deficient number, since it is larger than the sum of its proper divisors (472000).

943994 is a wasteful number, since it uses less digits than its factorization.

943994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471999.

The product of its digits is 34992, while the sum is 38.

The square root of 943994 is about 971.5935364132. The cubic root of 943994 is about 98.0971547966.

The spelling of 943994 in words is "nine hundred forty-three thousand, nine hundred ninety-four".