1694343368 has 64 divisors (see below), whose sum is σ = 3368358000. Its totient is φ = 797921280.

The previous prime is 1694343349. The next prime is 1694343383. The reversal of 1694343368 is 8633434961.

It can be written as a sum of positive squares in 8 ways, for example, as 92582884 + 1601760484 = 9622^2 + 40022^2 .

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, 1807796 + ... + 1808732.

Almost surely, 2^1694343368 is an apocalyptic number.

It is an amenable number.

1694343368 is a deficient number, since it is larger than the sum of its proper divisors (1674014632).

1694343368 is a wasteful number, since it uses less digits than its factorization.

1694343368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170 (or 1166 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 47.

The square root of 1694343368 is about 41162.4023594348. The cubic root of 1694343368 is about 1192.1579768251.

The spelling of 1694343368 in words is "one billion, six hundred ninety-four million, three hundred forty-three thousand, three hundred sixty-eight".