862001 has 4 divisors (see below), whose sum is σ = 985152. Its totient is φ = 738852.

The previous prime is 861997. The next prime is 862009. The reversal of 862001 is 100268.

862001 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 862001 - 2² = 861997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (862009) 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, 61565 + ... + 61578.

It is an arithmetic number, because the mean of its divisors is an integer number (246288).

2⁸⁶²⁰⁰¹ is an apocalyptic number.

It is an amenable number.

862001 is a deficient number, since it is larger than the sum of its proper divisors (123151).

862001 is a wasteful number, since it uses less digits than its factorization.

862001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123150.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 862001 is about 928.4400896127. The cubic root of 862001 is about 95.1705523520.

Adding to 862001 its reverse (100268), we get a palindrome (962269).

The spelling of 862001 in words is "eight hundred sixty-two thousand, one".