990411 has 8 divisors (see below), whose sum is σ = 1345680. Its totient is φ = 647712.

The previous prime is 990397. The next prime is 990463. The reversal of 990411 is 114099.

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

It is not a de Polignac number, because 990411 - 2¹⁵ = 957643 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (990211) 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, 2956 + ... + 3273.

It is an arithmetic number, because the mean of its divisors is an integer number (168210).

2⁹⁹⁰⁴¹¹ is an apocalyptic number.

990411 is a deficient number, since it is larger than the sum of its proper divisors (355269).

990411 is a wasteful number, since it uses less digits than its factorization.

990411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6285.

The product of its (nonzero) digits is 324, while the sum is 24.

The square root of 990411 is about 995.1939509462. The cubic root of 990411 is about 99.6793395344.

The spelling of 990411 in words is "nine hundred ninety thousand, four hundred eleven".