80835 has 16 divisors (see below), whose sum is σ = 137376. Its totient is φ = 40448.

The previous prime is 80833. The next prime is 80849. The reversal of 80835 is 53808.

It is a cyclic number.

It is not a de Polignac number, because 80835 - 2¹ = 80833 is a prime.

80835 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (80831) 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, 97 + ... + 413.

It is an arithmetic number, because the mean of its divisors is an integer number (8586).

2⁸⁰⁸³⁵ is an apocalyptic number.

80835 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

80835 is a deficient number, since it is larger than the sum of its proper divisors (56541).

80835 is a wasteful number, since it uses less digits than its factorization.

80835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 80835 is about 284.3149661907. The cubic root of 80835 is about 43.2380879799.

The spelling of 80835 in words is "eighty thousand, eight hundred thirty-five".