867001 has 2 divisors, whose sum is σ = 867002. Its totient is φ = 867000.

The previous prime is 866969. The next prime is 867007. The reversal of 867001 is 100768.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 853776 + 13225 = 924^2 + 115^2 .

It is a cyclic number.

It is not a de Polignac number, because 867001 - 2⁵ = 866969 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (867007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 433500 + 433501.

It is an arithmetic number, because the mean of its divisors is an integer number (433501).

2⁸⁶⁷⁰⁰¹ is an apocalyptic number.

It is an amenable number.

867001 is a deficient number, since it is larger than the sum of its proper divisors (1).

867001 is an equidigital number, since it uses as much as digits as its factorization.

867001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 867001 is about 931.1288847415. The cubic root of 867001 is about 95.3542086202.

Adding to 867001 its reverse (100768), we get a palindrome (967769).

The spelling of 867001 in words is "eight hundred sixty-seven thousand, one".