1693056916 has 6 divisors (see below), whose sum is σ = 2962849610. Its totient is φ = 846528456.

The previous prime is 1693056913. The next prime is 1693056929. The reversal of 1693056916 is 6196503961.

It can be written as a sum of positive squares in only one way, i.e., 1600320016 + 92736900 = 40004^2 + 9630^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1693056913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211632111 + ... + 211632118.

Almost surely, 2^1693056916 is an apocalyptic number.

It is an amenable number.

1693056916 is a deficient number, since it is larger than the sum of its proper divisors (1269792694).

1693056916 is a wasteful number, since it uses less digits than its factorization.

1693056916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423264233 (or 423264231 counting only the distinct ones).

The product of its (nonzero) digits is 262440, while the sum is 46.

The square root of 1693056916 is about 41146.7728503707. The cubic root of 1693056916 is about 1191.8561800042.

The spelling of 1693056916 in words is "one billion, six hundred ninety-three million, fifty-six thousand, nine hundred sixteen".