699006 has 64 divisors (see below), whose sum is σ = 1866240. Its totient is φ = 168960.

The previous prime is 699001. The next prime is 699007. The reversal of 699006 is 600996.

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 699006.

It is not an unprimeable number, because it can be changed into a prime (699001) by changing a digit.

699006 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7810 + ... + 7898.

It is an arithmetic number, because the mean of its divisors is an integer number (29160).

2⁶⁹⁹⁰⁰⁶ is an apocalyptic number.

699006 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 699006, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (933120).

699006 is an abundant number, since it is smaller than the sum of its proper divisors (1167234).

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

699006 is a wasteful number, since it uses less digits than its factorization.

699006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129.

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 699006 is about 836.0657868852. The cubic root of 699006 is about 88.7483528095.

The spelling of 699006 in words is "six hundred ninety-nine thousand, six".