1792991842 has 16 divisors (see below), whose sum is σ = 2716508160. Its totient is φ = 887519808.

The previous prime is 1792991797. The next prime is 1792991881. The reversal of 1792991842 is 2481992971.

It is a self number, because there is not a number n which added to its sum of digits gives 1792991842.

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, 114298 + ... + 129034.

It is an arithmetic number, because the mean of its divisors is an integer number (169781760).

Almost surely, 2^1792991842 is an apocalyptic number.

1792991842 is a deficient number, since it is larger than the sum of its proper divisors (923516318).

1792991842 is a wasteful number, since it uses less digits than its factorization.

1792991842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15345.

The product of its digits is 653184, while the sum is 52.

The square root of 1792991842 is about 42343.7343889270. The cubic root of 1792991842 is about 1214.8596409070.

The spelling of 1792991842 in words is "one billion, seven hundred ninety-two million, nine hundred ninety-one thousand, eight hundred forty-two".