873697 has 4 divisors (see below), whose sum is σ = 953136. Its totient is φ = 794260.

The previous prime is 873689. The next prime is 873707. The reversal of 873697 is 796378.

873697 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 873697 - 2³ = 873689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (873617) 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, 39703 + ... + 39724.

It is an arithmetic number, because the mean of its divisors is an integer number (238284).

2⁸⁷³⁶⁹⁷ is an apocalyptic number.

It is an amenable number.

873697 is a deficient number, since it is larger than the sum of its proper divisors (79439).

873697 is a wasteful number, since it uses less digits than its factorization.

873697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79438.

The product of its digits is 63504, while the sum is 40.

The square root of 873697 is about 934.7176044132. The cubic root of 873697 is about 95.5990584222.

The spelling of 873697 in words is "eight hundred seventy-three thousand, six hundred ninety-seven".