694005 has 16 divisors (see below), whose sum is σ = 1196160. Its totient is φ = 341568.

The previous prime is 693989. The next prime is 694019. The reversal of 694005 is 500496.

It is not a de Polignac number, because 694005 - 2⁴ = 693989 is a prime.

It is a Curzon number.

It is a nialpdrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1585 + ... + 1974.

It is an arithmetic number, because the mean of its divisors is an integer number (74760).

2⁶⁹⁴⁰⁰⁵ is an apocalyptic number.

694005 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

694005 is a deficient number, since it is larger than the sum of its proper divisors (502155).

694005 is a wasteful number, since it uses less digits than its factorization.

694005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3580.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 694005 is about 833.0696249414. The cubic root of 694005 is about 88.5361976476.

The spelling of 694005 in words is "six hundred ninety-four thousand, five".