990795 has 16 divisors (see below), whose sum is σ = 1707552. Its totient is φ = 487680.

The previous prime is 990767. The next prime is 990797. The reversal of 990795 is 597099.

It is not a de Polignac number, because 990795 - 2¹³ = 982603 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (990797) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2346 + ... + 2735.

It is an arithmetic number, because the mean of its divisors is an integer number (106722).

2⁹⁹⁰⁷⁹⁵ is an apocalyptic number.

990795 is a deficient number, since it is larger than the sum of its proper divisors (716757).

990795 is a wasteful number, since it uses less digits than its factorization.

990795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5102.

The product of its (nonzero) digits is 25515, while the sum is 39.

The square root of 990795 is about 995.3868594672. The cubic root of 990795 is about 99.6922203554.

The spelling of 990795 in words is "nine hundred ninety thousand, seven hundred ninety-five".