1983792 has 40 divisors (see below), whose sum is σ = 5268016. Its totient is φ = 642816.

The previous prime is 1983767. The next prime is 1983833. The reversal of 1983792 is 2973891.

It is a self number, because there is not a number n which added to its sum of digits gives 1983792.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1218 + ... + 2334.

2^1983792 is an apocalyptic number.

1983792 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1983792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2634008).

1983792 is an abundant number, since it is smaller than the sum of its proper divisors (3284224).

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

1983792 is a wasteful number, since it uses less digits than its factorization.

1983792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1165 (or 1159 counting only the distinct ones).

The product of its digits is 27216, while the sum is 39.

The square root of 1983792 is about 1408.4715119590. The cubic root of 1983792 is about 125.6508347649.

Subtracting 1983792 from its reverse (2973891), we obtain a palindrome (990099).

It can be divided in two parts, 1983 and 792, that added together give a triangular number (2775 = T₇₄).

The spelling of 1983792 in words is "one million, nine hundred eighty-three thousand, seven hundred ninety-two".