841994 has 4 divisors (see below), whose sum is σ = 1262994. Its totient is φ = 420996.

The previous prime is 841987. The next prime is 842003. The reversal of 841994 is 499148.

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., 786769 + 55225 = 887^2 + 235^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210497 + ... + 210500.

2⁸⁴¹⁹⁹⁴ is an apocalyptic number.

841994 is a deficient number, since it is larger than the sum of its proper divisors (421000).

841994 is a wasteful number, since it uses less digits than its factorization.

841994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420999.

The product of its digits is 10368, while the sum is 35.

The square root of 841994 is about 917.6023103720. The cubic root of 841994 is about 94.4284799877.

The spelling of 841994 in words is "eight hundred forty-one thousand, nine hundred ninety-four".