878273 has 4 divisors (see below), whose sum is σ = 958128. Its totient is φ = 798420.

The previous prime is 878239. The next prime is 878279. The reversal of 878273 is 372878.

It is a happy number.

878273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 878273 - 2¹⁸ = 616129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (878279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39911 + ... + 39932.

It is an arithmetic number, because the mean of its divisors is an integer number (239532).

2⁸⁷⁸²⁷³ is an apocalyptic number.

It is an amenable number.

878273 is a deficient number, since it is larger than the sum of its proper divisors (79855).

878273 is a wasteful number, since it uses less digits than its factorization.

878273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79854.

The product of its digits is 18816, while the sum is 35.

The square root of 878273 is about 937.1622058107. The cubic root of 878273 is about 95.7656683451.

The spelling of 878273 in words is "eight hundred seventy-eight thousand, two hundred seventy-three".