867297 has 4 divisors (see below), whose sum is σ = 1156400. Its totient is φ = 578196.

The previous prime is 867281. The next prime is 867301. The reversal of 867297 is 792768.

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 not a de Polignac number, because 867297 - 2⁴ = 867281 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (867227) 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, 144547 + ... + 144552.

It is an arithmetic number, because the mean of its divisors is an integer number (289100).

2⁸⁶⁷²⁹⁷ is an apocalyptic number.

It is an amenable number.

867297 is a deficient number, since it is larger than the sum of its proper divisors (289103).

867297 is a wasteful number, since it uses less digits than its factorization.

867297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289102.

The product of its digits is 42336, while the sum is 39.

The square root of 867297 is about 931.2878180241. The cubic root of 867297 is about 95.3650589092.

Subtracting from 867297 its reverse (792768), we obtain a square (74529 = 273²).

It can be divided in two parts, 86729 and 7, that added together give a triangular number (86736 = T₄₁₆).

The spelling of 867297 in words is "eight hundred sixty-seven thousand, two hundred ninety-seven".