694244 has 6 divisors (see below), whose sum is σ = 1214934. Its totient is φ = 347120.

The previous prime is 694223. The next prime is 694259. The reversal of 694244 is 442496.

It can be written as a sum of positive squares in only one way, i.e., 473344 + 220900 = 688^2 + 470^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 694244.

It is an unprimeable number.

694244 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 as a sum of consecutive naturals, namely, 86777 + ... + 86784.

It is an arithmetic number, because the mean of its divisors is an integer number (202489).

2⁶⁹⁴²⁴⁴ is an apocalyptic number.

It is an amenable number.

694244 is a deficient number, since it is larger than the sum of its proper divisors (520690).

694244 is a wasteful number, since it uses less digits than its factorization.

694244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173565 (or 173563 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 694244 is about 833.2130579870. The cubic root of 694244 is about 88.5463597851.

The spelling of 694244 in words is "six hundred ninety-four thousand, two hundred forty-four".