1693222968 has 64 divisors (see below), whose sum is σ = 4281611040. Its totient is φ = 557973504.

The previous prime is 1693222957. The next prime is 1693222969. The reversal of 1693222968 is 8692223961.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1693222969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 800280 + ... + 802392.

Almost surely, 2^1693222968 is an apocalyptic number.

It is an amenable number.

1693222968 is an abundant number, since it is smaller than the sum of its proper divisors (2588388072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1693222968 is a wasteful number, since it uses less digits than its factorization.

1693222968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2488 (or 2484 counting only the distinct ones).

The product of its digits is 559872, while the sum is 48.

The square root of 1693222968 is about 41148.7906019120. The cubic root of 1693222968 is about 1191.8951437725.

The spelling of 1693222968 in words is "one billion, six hundred ninety-three million, two hundred twenty-two thousand, nine hundred sixty-eight".