694398 has 8 divisors (see below), whose sum is σ = 1388808. Its totient is φ = 231464.

The previous prime is 694391. The next prime is 694409. The reversal of 694398 is 893496.

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

694398 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 694398.

It is not an unprimeable number, because it can be changed into a prime (694391) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 57861 + ... + 57872.

It is an arithmetic number, because the mean of its divisors is an integer number (173601).

2⁶⁹⁴³⁹⁸ is an apocalyptic number.

694398 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.

694398 is a wasteful number, since it uses less digits than its factorization.

694398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115738.

The product of its digits is 46656, while the sum is 39.

The square root of 694398 is about 833.3054662007. The cubic root of 694398 is about 88.5529065377.

The spelling of 694398 in words is "six hundred ninety-four thousand, three hundred ninety-eight".