608869 has 4 divisors (see below), whose sum is σ = 615244. Its totient is φ = 602496.

The previous prime is 608863. The next prime is 608873. The reversal of 608869 is 968806.

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

It can be written as a sum of positive squares in 2 ways, for example, as 471969 + 136900 = 687^2 + 370^2 .

It is a cyclic number.

It is not a de Polignac number, because 608869 - 2⁹ = 608357 is a prime.

It is a super-2 number, since 2×608869² = 741442918322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (608863) 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, 3042 + ... + 3235.

It is an arithmetic number, because the mean of its divisors is an integer number (153811).

2⁶⁰⁸⁸⁶⁹ is an apocalyptic number.

It is an amenable number.

608869 is a deficient number, since it is larger than the sum of its proper divisors (6375).

608869 is an equidigital number, since it uses as much as digits as its factorization.

608869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6374.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 608869 is about 780.3005831088. The cubic root of 608869 is about 84.7568135535.

The spelling of 608869 in words is "six hundred eight thousand, eight hundred sixty-nine".