864106 has 4 divisors (see below), whose sum is σ = 1296162. Its totient is φ = 432052.

The previous prime is 864103. The next prime is 864107. The reversal of 864106 is 601468.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 793881 + 70225 = 891^2 + 265^2 .

It is not an unprimeable number, because it can be changed into a prime (864103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216025 + ... + 216028.

2⁸⁶⁴¹⁰⁶ is an apocalyptic number.

864106 is a deficient number, since it is larger than the sum of its proper divisors (432056).

864106 is a wasteful number, since it uses less digits than its factorization.

864106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432055.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 864106 is about 929.5730202625. The cubic root of 864106 is about 95.2479579707.

The spelling of 864106 in words is "eight hundred sixty-four thousand, one hundred six".