890841 has 16 divisors (see below), whose sum is σ = 1382400. Its totient is φ = 499728.

The previous prime is 890833. The next prime is 890843. The reversal of 890841 is 148098.

It is a happy number.

It is not a de Polignac number, because 890841 - 2³ = 890833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 890799 and 890808.

It is not an unprimeable number, because it can be changed into a prime (890843) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 880 + ... + 1598.

It is an arithmetic number, because the mean of its divisors is an integer number (86400).

2⁸⁹⁰⁸⁴¹ is an apocalyptic number.

It is an amenable number.

890841 is a deficient number, since it is larger than the sum of its proper divisors (491559).

890841 is a wasteful number, since it uses less digits than its factorization.

890841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 890841 is about 943.8437370667. The cubic root of 890841 is about 96.2203056766.

The spelling of 890841 in words is "eight hundred ninety thousand, eight hundred forty-one".