860606 has 4 divisors (see below), whose sum is σ = 1290912. Its totient is φ = 430302.

The previous prime is 860599. The next prime is 860609. The reversal of 860606 is 606068.

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

860606 is a modest number, since divided by 606 gives 86 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (860609) by changing a digit.

860606 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215150 + ... + 215153.

It is an arithmetic number, because the mean of its divisors is an integer number (322728).

2⁸⁶⁰⁶⁰⁶ is an apocalyptic number.

860606 is a deficient number, since it is larger than the sum of its proper divisors (430306).

860606 is a wasteful number, since it uses less digits than its factorization.

860606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430305.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 860606 is about 927.6885253144. The cubic root of 860606 is about 95.1191855891.

The spelling of 860606 in words is "eight hundred sixty thousand, six hundred six".