693606 has 8 divisors (see below), whose sum is σ = 1387224. Its totient is φ = 231200.

The previous prime is 693601. The next prime is 693607. The reversal of 693606 is 606396.

693606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

693606 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 693606.

It is not an unprimeable number, because it can be changed into a prime (693601) 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, 57795 + ... + 57806.

It is an arithmetic number, because the mean of its divisors is an integer number (173403).

2⁶⁹³⁶⁰⁶ is an apocalyptic number.

693606 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

693606 is a wasteful number, since it uses less digits than its factorization.

693606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115606.

The product of its (nonzero) digits is 5832, while the sum is 30.

The square root of 693606 is about 832.8301147293. The cubic root of 693606 is about 88.5192272055.

The spelling of 693606 in words is "six hundred ninety-three thousand, six hundred six".