827890 has 16 divisors (see below), whose sum is σ = 1703232. Its totient is φ = 283824.

The previous prime is 827873. The next prime is 827899. The reversal of 827890 is 98728.

It is a happy number.

827890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (827899) 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, 5844 + ... + 5983.

It is an arithmetic number, because the mean of its divisors is an integer number (106452).

2⁸²⁷⁸⁹⁰ is an apocalyptic number.

827890 is an abundant number, since it is smaller than the sum of its proper divisors (875342).

It is a weird number, because it is abundant, but not a pseudoperfect number.

827890 is a wasteful number, since it uses less digits than its factorization.

827890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11841.

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 827890 is about 909.8846080685. The cubic root of 827890 is about 93.8982602262.

The spelling of 827890 in words is "eight hundred twenty-seven thousand, eight hundred ninety".