694312 has 16 divisors (see below), whose sum is σ = 1324800. Its totient is φ = 341040.

The previous prime is 694277. The next prime is 694313. The reversal of 694312 is 213496.

It is not an unprimeable number, because it can be changed into a prime (694313) by changing a digit.

694312 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 (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264 + ... + 1207.

It is an arithmetic number, because the mean of its divisors is an integer number (82800).

2⁶⁹⁴³¹² is an apocalyptic number.

It is an amenable number.

694312 is a deficient number, since it is larger than the sum of its proper divisors (630488).

694312 is a wasteful number, since it uses less digits than its factorization.

694312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536 (or 1532 counting only the distinct ones).

The product of its digits is 1296, while the sum is 25.

The square root of 694312 is about 833.2538628773. The cubic root of 694312 is about 88.5492506783.

The spelling of 694312 in words is "six hundred ninety-four thousand, three hundred twelve".