694194713 has 4 divisors (see below), whose sum is σ = 694247988. Its totient is φ = 694141440.

The previous prime is 694194679. The next prime is 694194719. The reversal of 694194713 is 317491496.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 198330889 + 495863824 = 14083^2 + 22268^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-694194713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (694194719) 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, 7445 + ... + 37997.

It is an arithmetic number, because the mean of its divisors is an integer number (173561997).

Almost surely, 2^694194713 is an apocalyptic number.

It is an amenable number.

694194713 is a deficient number, since it is larger than the sum of its proper divisors (53275).

694194713 is a wasteful number, since it uses less digits than its factorization.

694194713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53274.

The product of its digits is 163296, while the sum is 44.

The square root of 694194713 is about 26347.5750876622. The cubic root of 694194713 is about 885.4426432213.

The spelling of 694194713 in words is "six hundred ninety-four million, one hundred ninety-four thousand, seven hundred thirteen".