1693776142 has 16 divisors (see below), whose sum is σ = 2618698464. Its totient is φ = 821268000.

The previous prime is 1693776107. The next prime is 1693776151. The reversal of 1693776142 is 2416773961.

It is a junction number, because it is equal to n+sod(n) for n = 1693776092 and 1693776101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89109 + ... + 106432.

It is an arithmetic number, because the mean of its divisors is an integer number (163668654).

Almost surely, 2^1693776142 is an apocalyptic number.

1693776142 is a deficient number, since it is larger than the sum of its proper divisors (924922322).

1693776142 is a wasteful number, since it uses less digits than its factorization.

1693776142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195675.

The product of its digits is 381024, while the sum is 46.

The square root of 1693776142 is about 41155.5116843419. The cubic root of 1693776142 is about 1192.0249265654.

The spelling of 1693776142 in words is "one billion, six hundred ninety-three million, seven hundred seventy-six thousand, one hundred forty-two".