990941 has 8 divisors (see below), whose sum is σ = 1154304. Its totient is φ = 833040.

The previous prime is 990923. The next prime is 990953. The reversal of 990941 is 149099.

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

It is a cyclic number.

It is not a de Polignac number, because 990941 - 2¹⁰ = 989917 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 990898 and 990907.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 990941.

It is not an unprimeable number, because it can be changed into a prime (990961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 965 + ... + 1706.

It is an arithmetic number, because the mean of its divisors is an integer number (144288).

2⁹⁹⁰⁹⁴¹ is an apocalyptic number.

It is an amenable number.

990941 is a deficient number, since it is larger than the sum of its proper divisors (163363).

990941 is a wasteful number, since it uses less digits than its factorization.

990941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2731.

The product of its (nonzero) digits is 2916, while the sum is 32.

The square root of 990941 is about 995.4601950857. The cubic root of 990941 is about 99.6971168777.

The spelling of 990941 in words is "nine hundred ninety thousand, nine hundred forty-one".